Home / 8,785.50-13,180.29-2,545.64

Finding the Fourth Proportional to 8,785.50, 13,180.29 and 2,545.64

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Solution

The fourth proportional to 8,785.50, 13,180.29 and 2,545.64 is: 3,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.50 : 13,180.29 = 2,545.64 : x
  2. Step 2: Convert to fraction form
    8,785.50/13,180.29 = 2,545.64/x
  3. Step 3: Cross multiply
    8,785.50x = 13,180.29 × 2,545.64
  4. Step 4: Simplify right side
    8,785.50x = 33,552,207.53
  5. Step 5: Solve for x
    x = 33,552,207.53/8,785.50
  6. Step 6: Final answer
    x = 3,819.04

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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.