Home / 10,590.59-15,888.50-7,476.69

Finding the Fourth Proportional to 10,590.59, 15,888.50 and 7,476.69

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Solution

The fourth proportional to 10,590.59, 15,888.50 and 7,476.69 is: 11,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.59 : 15,888.50 = 7,476.69 : x
  2. Step 2: Convert to fraction form
    10,590.59/15,888.50 = 7,476.69/x
  3. Step 3: Cross multiply
    10,590.59x = 15,888.50 × 7,476.69
  4. Step 4: Simplify right side
    10,590.59x = 118,793,351.68
  5. Step 5: Solve for x
    x = 118,793,351.68/10,590.59
  6. Step 6: Final answer
    x = 11,216.88

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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.