Home / 11,331.02-16,998.26-5,781.33

Finding the Fourth Proportional to 11,331.02, 16,998.26 and 5,781.33

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Solution

The fourth proportional to 11,331.02, 16,998.26 and 5,781.33 is: 8,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.02 : 16,998.26 = 5,781.33 : x
  2. Step 2: Convert to fraction form
    11,331.02/16,998.26 = 5,781.33/x
  3. Step 3: Cross multiply
    11,331.02x = 16,998.26 × 5,781.33
  4. Step 4: Simplify right side
    11,331.02x = 98,272,521.58
  5. Step 5: Solve for x
    x = 98,272,521.58/11,331.02
  6. Step 6: Final answer
    x = 8,672.88

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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.