Home / 4,030.08-5,561.13-2,261.34

Finding the Fourth Proportional to 4,030.08, 5,561.13 and 2,261.34

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Solution

The fourth proportional to 4,030.08, 5,561.13 and 2,261.34 is: 3,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.08 : 5,561.13 = 2,261.34 : x
  2. Step 2: Convert to fraction form
    4,030.08/5,561.13 = 2,261.34/x
  3. Step 3: Cross multiply
    4,030.08x = 5,561.13 × 2,261.34
  4. Step 4: Simplify right side
    4,030.08x = 12,575,605.71
  5. Step 5: Solve for x
    x = 12,575,605.71/4,030.08
  6. Step 6: Final answer
    x = 3,120.44

Related Problems

Find fourth proportional to 2,015.04, 2,780.57 and 1,130.67
Half scale
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Double scale
Find fourth proportional to 4,031.08, 5,562.51 and 2,262.34
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.