Home / 11,567.75-17,349.02-5,321.76

Finding the Fourth Proportional to 11,567.75, 17,349.02 and 5,321.76

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Solution

The fourth proportional to 11,567.75, 17,349.02 and 5,321.76 is: 7,981.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.75 : 17,349.02 = 5,321.76 : x
  2. Step 2: Convert to fraction form
    11,567.75/17,349.02 = 5,321.76/x
  3. Step 3: Cross multiply
    11,567.75x = 17,349.02 × 5,321.76
  4. Step 4: Simplify right side
    11,567.75x = 92,327,320.68
  5. Step 5: Solve for x
    x = 92,327,320.68/11,567.75
  6. Step 6: Final answer
    x = 7,981.44

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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.