Home / 11,144.31-16,723.15-4,123.13

Finding the Fourth Proportional to 11,144.31, 16,723.15 and 4,123.13

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Solution

The fourth proportional to 11,144.31, 16,723.15 and 4,123.13 is: 6,187.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.31 : 16,723.15 = 4,123.13 : x
  2. Step 2: Convert to fraction form
    11,144.31/16,723.15 = 4,123.13/x
  3. Step 3: Cross multiply
    11,144.31x = 16,723.15 × 4,123.13
  4. Step 4: Simplify right side
    11,144.31x = 68,951,690.25
  5. Step 5: Solve for x
    x = 68,951,690.25/11,144.31
  6. Step 6: Final answer
    x = 6,187.17

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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.