Home / 11,352.17-17,006.12-6,406.85

Finding the Fourth Proportional to 11,352.17, 17,006.12 and 6,406.85

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Solution

The fourth proportional to 11,352.17, 17,006.12 and 6,406.85 is: 9,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.17 : 17,006.12 = 6,406.85 : x
  2. Step 2: Convert to fraction form
    11,352.17/17,006.12 = 6,406.85/x
  3. Step 3: Cross multiply
    11,352.17x = 17,006.12 × 6,406.85
  4. Step 4: Simplify right side
    11,352.17x = 108,955,627.89
  5. Step 5: Solve for x
    x = 108,955,627.89/11,352.17
  6. Step 6: Final answer
    x = 9,597.78

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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.