Home / 11,372.14-15,693.12-6,336.25

Finding the Fourth Proportional to 11,372.14, 15,693.12 and 6,336.25

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Solution

The fourth proportional to 11,372.14, 15,693.12 and 6,336.25 is: 8,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.14 : 15,693.12 = 6,336.25 : x
  2. Step 2: Convert to fraction form
    11,372.14/15,693.12 = 6,336.25/x
  3. Step 3: Cross multiply
    11,372.14x = 15,693.12 × 6,336.25
  4. Step 4: Simplify right side
    11,372.14x = 99,435,531.60
  5. Step 5: Solve for x
    x = 99,435,531.60/11,372.14
  6. Step 6: Final answer
    x = 8,743.78

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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.