Home / 8,785.02-13,176.15-2,862.12

Finding the Fourth Proportional to 8,785.02, 13,176.15 and 2,862.12

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Solution

The fourth proportional to 8,785.02, 13,176.15 and 2,862.12 is: 4,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.02 : 13,176.15 = 2,862.12 : x
  2. Step 2: Convert to fraction form
    8,785.02/13,176.15 = 2,862.12/x
  3. Step 3: Cross multiply
    8,785.02x = 13,176.15 × 2,862.12
  4. Step 4: Simplify right side
    8,785.02x = 37,711,722.44
  5. Step 5: Solve for x
    x = 37,711,722.44/8,785.02
  6. Step 6: Final answer
    x = 4,292.73

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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.