Home / 11,294.38-15,584.43-7,099.66

Finding the Fourth Proportional to 11,294.38, 15,584.43 and 7,099.66

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Solution

The fourth proportional to 11,294.38, 15,584.43 and 7,099.66 is: 9,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.38 : 15,584.43 = 7,099.66 : x
  2. Step 2: Convert to fraction form
    11,294.38/15,584.43 = 7,099.66/x
  3. Step 3: Cross multiply
    11,294.38x = 15,584.43 × 7,099.66
  4. Step 4: Simplify right side
    11,294.38x = 110,644,154.29
  5. Step 5: Solve for x
    x = 110,644,154.29/11,294.38
  6. Step 6: Final answer
    x = 9,796.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.