Home / 2,321.32-3,204.14-1,566.19

Finding the Fourth Proportional to 2,321.32, 3,204.14 and 1,566.19

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Solution

The fourth proportional to 2,321.32, 3,204.14 and 1,566.19 is: 2,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.32 : 3,204.14 = 1,566.19 : x
  2. Step 2: Convert to fraction form
    2,321.32/3,204.14 = 1,566.19/x
  3. Step 3: Cross multiply
    2,321.32x = 3,204.14 × 1,566.19
  4. Step 4: Simplify right side
    2,321.32x = 5,018,292.03
  5. Step 5: Solve for x
    x = 5,018,292.03/2,321.32
  6. Step 6: Final answer
    x = 2,161.83

Related Problems

Find fourth proportional to 1,160.66, 1,602.07 and 783.10
Half scale
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Double scale
Find fourth proportional to 2,322.32, 3,205.52 and 1,567.19
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.