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Finding the Fourth Proportional to 11,592.99, 17,387.47 and 5,352.47

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Solution

The fourth proportional to 11,592.99, 17,387.47 and 5,352.47 is: 8,027.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,592.99 : 17,387.47 = 5,352.47 : x
  2. Step 2: Convert to fraction form
    11,592.99/17,387.47 = 5,352.47/x
  3. Step 3: Cross multiply
    11,592.99x = 17,387.47 × 5,352.47
  4. Step 4: Simplify right side
    11,592.99x = 93,065,955.02
  5. Step 5: Solve for x
    x = 93,065,955.02/11,592.99
  6. Step 6: Final answer
    x = 8,027.78

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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.