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Finding the Fourth Proportional to 5,552.60, 8,328.90 and 5,333.90

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Solution

The fourth proportional to 5,552.60, 8,328.90 and 5,333.90 is: 8,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.60 : 8,328.90 = 5,333.90 : x
  2. Step 2: Convert to fraction form
    5,552.60/8,328.90 = 5,333.90/x
  3. Step 3: Cross multiply
    5,552.60x = 8,328.90 × 5,333.90
  4. Step 4: Simplify right side
    5,552.60x = 44,425,519.71
  5. Step 5: Solve for x
    x = 44,425,519.71/5,552.60
  6. Step 6: Final answer
    x = 8,000.85

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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.