Home / 5,854.01-8,781.30-2,931.32

Finding the Fourth Proportional to 5,854.01, 8,781.30 and 2,931.32

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Solution

The fourth proportional to 5,854.01, 8,781.30 and 2,931.32 is: 4,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.01 : 8,781.30 = 2,931.32 : x
  2. Step 2: Convert to fraction form
    5,854.01/8,781.30 = 2,931.32/x
  3. Step 3: Cross multiply
    5,854.01x = 8,781.30 × 2,931.32
  4. Step 4: Simplify right side
    5,854.01x = 25,740,756.41
  5. Step 5: Solve for x
    x = 25,740,756.41/5,854.01
  6. Step 6: Final answer
    x = 4,397.12

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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.