Home / 11,474.66-17,134.26-9,108.11

Finding the Fourth Proportional to 11,474.66, 17,134.26 and 9,108.11

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Solution

The fourth proportional to 11,474.66, 17,134.26 and 9,108.11 is: 13,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.66 : 17,134.26 = 9,108.11 : x
  2. Step 2: Convert to fraction form
    11,474.66/17,134.26 = 9,108.11/x
  3. Step 3: Cross multiply
    11,474.66x = 17,134.26 × 9,108.11
  4. Step 4: Simplify right side
    11,474.66x = 156,060,639.18
  5. Step 5: Solve for x
    x = 156,060,639.18/11,474.66
  6. Step 6: Final answer
    x = 13,600.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.