Home / 11,650.60-16,079.25-6,616.41

Finding the Fourth Proportional to 11,650.60, 16,079.25 and 6,616.41

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Solution

The fourth proportional to 11,650.60, 16,079.25 and 6,616.41 is: 9,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.60 : 16,079.25 = 6,616.41 : x
  2. Step 2: Convert to fraction form
    11,650.60/16,079.25 = 6,616.41/x
  3. Step 3: Cross multiply
    11,650.60x = 16,079.25 × 6,616.41
  4. Step 4: Simplify right side
    11,650.60x = 106,386,910.49
  5. Step 5: Solve for x
    x = 106,386,910.49/11,650.60
  6. Step 6: Final answer
    x = 9,131.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.