Home / 11,655.18-17,472.27-4,254.44

Finding the Fourth Proportional to 11,655.18, 17,472.27 and 4,254.44

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Solution

The fourth proportional to 11,655.18, 17,472.27 and 4,254.44 is: 6,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.18 : 17,472.27 = 4,254.44 : x
  2. Step 2: Convert to fraction form
    11,655.18/17,472.27 = 4,254.44/x
  3. Step 3: Cross multiply
    11,655.18x = 17,472.27 × 4,254.44
  4. Step 4: Simplify right side
    11,655.18x = 74,334,724.38
  5. Step 5: Solve for x
    x = 74,334,724.38/11,655.18
  6. Step 6: Final answer
    x = 6,377.83

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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.