Home / 8,180.83-11,290.13-4,644.27

Finding the Fourth Proportional to 8,180.83, 11,290.13 and 4,644.27

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Solution

The fourth proportional to 8,180.83, 11,290.13 and 4,644.27 is: 6,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.83 : 11,290.13 = 4,644.27 : x
  2. Step 2: Convert to fraction form
    8,180.83/11,290.13 = 4,644.27/x
  3. Step 3: Cross multiply
    8,180.83x = 11,290.13 × 4,644.27
  4. Step 4: Simplify right side
    8,180.83x = 52,434,412.06
  5. Step 5: Solve for x
    x = 52,434,412.06/8,180.83
  6. Step 6: Final answer
    x = 6,409.42

Related Problems

Find fourth proportional to 4,090.42, 5,645.07 and 2,322.14
Half scale
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Double scale
Find fourth proportional to 8,181.83, 11,291.51 and 4,645.27
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.