Home / 11,712.17-17,568.21-4,695.32

Finding the Fourth Proportional to 11,712.17, 17,568.21 and 4,695.32

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Solution

The fourth proportional to 11,712.17, 17,568.21 and 4,695.32 is: 7,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,712.17 : 17,568.21 = 4,695.32 : x
  2. Step 2: Convert to fraction form
    11,712.17/17,568.21 = 4,695.32/x
  3. Step 3: Cross multiply
    11,712.17x = 17,568.21 × 4,695.32
  4. Step 4: Simplify right side
    11,712.17x = 82,488,367.78
  5. Step 5: Solve for x
    x = 82,488,367.78/11,712.17
  6. Step 6: Final answer
    x = 7,042.96

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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.