Home / 7,494.66-11,239.56-3,545.30

Finding the Fourth Proportional to 7,494.66, 11,239.56 and 3,545.30

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Solution

The fourth proportional to 7,494.66, 11,239.56 and 3,545.30 is: 5,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.66 : 11,239.56 = 3,545.30 : x
  2. Step 2: Convert to fraction form
    7,494.66/11,239.56 = 3,545.30/x
  3. Step 3: Cross multiply
    7,494.66x = 11,239.56 × 3,545.30
  4. Step 4: Simplify right side
    7,494.66x = 39,847,640.17
  5. Step 5: Solve for x
    x = 39,847,640.17/7,494.66
  6. Step 6: Final answer
    x = 5,316.80

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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.