Home / 7,489.52-11,235.09-3,110.66

Finding the Fourth Proportional to 7,489.52, 11,235.09 and 3,110.66

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Solution

The fourth proportional to 7,489.52, 11,235.09 and 3,110.66 is: 4,666.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.52 : 11,235.09 = 3,110.66 : x
  2. Step 2: Convert to fraction form
    7,489.52/11,235.09 = 3,110.66/x
  3. Step 3: Cross multiply
    7,489.52x = 11,235.09 × 3,110.66
  4. Step 4: Simplify right side
    7,489.52x = 34,948,545.06
  5. Step 5: Solve for x
    x = 34,948,545.06/7,489.52
  6. Step 6: Final answer
    x = 4,666.33

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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.