Home / 8,865.64-13,299.09-3,598.12

Finding the Fourth Proportional to 8,865.64, 13,299.09 and 3,598.12

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Solution

The fourth proportional to 8,865.64, 13,299.09 and 3,598.12 is: 5,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.64 : 13,299.09 = 3,598.12 : x
  2. Step 2: Convert to fraction form
    8,865.64/13,299.09 = 3,598.12/x
  3. Step 3: Cross multiply
    8,865.64x = 13,299.09 × 3,598.12
  4. Step 4: Simplify right side
    8,865.64x = 47,851,721.71
  5. Step 5: Solve for x
    x = 47,851,721.71/8,865.64
  6. Step 6: Final answer
    x = 5,397.44

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.