Home / 11,352.92-17,007.24-6,407.60

Finding the Fourth Proportional to 11,352.92, 17,007.24 and 6,407.60

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Solution

The fourth proportional to 11,352.92, 17,007.24 and 6,407.60 is: 9,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.92 : 17,007.24 = 6,407.60 : x
  2. Step 2: Convert to fraction form
    11,352.92/17,007.24 = 6,407.60/x
  3. Step 3: Cross multiply
    11,352.92x = 17,007.24 × 6,407.60
  4. Step 4: Simplify right side
    11,352.92x = 108,975,591.02
  5. Step 5: Solve for x
    x = 108,975,591.02/11,352.92
  6. Step 6: Final answer
    x = 9,598.90

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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.