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Finding the Fourth Proportional to 10,677.92, 16,016.88 and 3,750.80

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Solution

The fourth proportional to 10,677.92, 16,016.88 and 3,750.80 is: 5,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677.92 : 16,016.88 = 3,750.80 : x
  2. Step 2: Convert to fraction form
    10,677.92/16,016.88 = 3,750.80/x
  3. Step 3: Cross multiply
    10,677.92x = 16,016.88 × 3,750.80
  4. Step 4: Simplify right side
    10,677.92x = 60,076,113.50
  5. Step 5: Solve for x
    x = 60,076,113.50/10,677.92
  6. Step 6: Final answer
    x = 5,626.20

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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.