Home / 11,510.11-17,261.24-4,489.57

Finding the Fourth Proportional to 11,510.11, 17,261.24 and 4,489.57

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Solution

The fourth proportional to 11,510.11, 17,261.24 and 4,489.57 is: 6,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.11 : 17,261.24 = 4,489.57 : x
  2. Step 2: Convert to fraction form
    11,510.11/17,261.24 = 4,489.57/x
  3. Step 3: Cross multiply
    11,510.11x = 17,261.24 × 4,489.57
  4. Step 4: Simplify right side
    11,510.11x = 77,495,458.96
  5. Step 5: Solve for x
    x = 77,495,458.96/11,510.11
  6. Step 6: Final answer
    x = 6,732.82

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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.