Home / 10,098.25-15,135.50-4,545.09

Finding the Fourth Proportional to 10,098.25, 15,135.50 and 4,545.09

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Solution

The fourth proportional to 10,098.25, 15,135.50 and 4,545.09 is: 6,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.25 : 15,135.50 = 4,545.09 : x
  2. Step 2: Convert to fraction form
    10,098.25/15,135.50 = 4,545.09/x
  3. Step 3: Cross multiply
    10,098.25x = 15,135.50 × 4,545.09
  4. Step 4: Simplify right side
    10,098.25x = 68,792,221.06
  5. Step 5: Solve for x
    x = 68,792,221.06/10,098.25
  6. Step 6: Final answer
    x = 6,812.29

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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.