Home / 11,261.27-16,867.29-5,705.07

Finding the Fourth Proportional to 11,261.27, 16,867.29 and 5,705.07

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Solution

The fourth proportional to 11,261.27, 16,867.29 and 5,705.07 is: 8,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.27 : 16,867.29 = 5,705.07 : x
  2. Step 2: Convert to fraction form
    11,261.27/16,867.29 = 5,705.07/x
  3. Step 3: Cross multiply
    11,261.27x = 16,867.29 × 5,705.07
  4. Step 4: Simplify right side
    11,261.27x = 96,229,070.16
  5. Step 5: Solve for x
    x = 96,229,070.16/11,261.27
  6. Step 6: Final answer
    x = 8,545.13

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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.