Home / 11,567.90-17,349.25-5,321.92

Finding the Fourth Proportional to 11,567.90, 17,349.25 and 5,321.92

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Solution

The fourth proportional to 11,567.90, 17,349.25 and 5,321.92 is: 7,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.90 : 17,349.25 = 5,321.92 : x
  2. Step 2: Convert to fraction form
    11,567.90/17,349.25 = 5,321.92/x
  3. Step 3: Cross multiply
    11,567.90x = 17,349.25 × 5,321.92
  4. Step 4: Simplify right side
    11,567.90x = 92,331,320.56
  5. Step 5: Solve for x
    x = 92,331,320.56/11,567.90
  6. Step 6: Final answer
    x = 7,981.68

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1.5x scale

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.