Home / 7,536.65-11,294.15-4,242.78

Finding the Fourth Proportional to 7,536.65, 11,294.15 and 4,242.78

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Solution

The fourth proportional to 7,536.65, 11,294.15 and 4,242.78 is: 6,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.65 : 11,294.15 = 4,242.78 : x
  2. Step 2: Convert to fraction form
    7,536.65/11,294.15 = 4,242.78/x
  3. Step 3: Cross multiply
    7,536.65x = 11,294.15 × 4,242.78
  4. Step 4: Simplify right side
    7,536.65x = 47,918,572.52
  5. Step 5: Solve for x
    x = 47,918,572.52/7,536.65
  6. Step 6: Final answer
    x = 6,358.08

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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.