Home / 11,331.43-16,998.02-4,314.80

Finding the Fourth Proportional to 11,331.43, 16,998.02 and 4,314.80

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Solution

The fourth proportional to 11,331.43, 16,998.02 and 4,314.80 is: 6,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.43 : 16,998.02 = 4,314.80 : x
  2. Step 2: Convert to fraction form
    11,331.43/16,998.02 = 4,314.80/x
  3. Step 3: Cross multiply
    11,331.43x = 16,998.02 × 4,314.80
  4. Step 4: Simplify right side
    11,331.43x = 73,343,056.70
  5. Step 5: Solve for x
    x = 73,343,056.70/11,331.43
  6. Step 6: Final answer
    x = 6,472.53

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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.