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Finding the Fourth Proportional to 5,333.77, 8,000.43 and 3,775.99

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Solution

The fourth proportional to 5,333.77, 8,000.43 and 3,775.99 is: 5,663.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.77 : 8,000.43 = 3,775.99 : x
  2. Step 2: Convert to fraction form
    5,333.77/8,000.43 = 3,775.99/x
  3. Step 3: Cross multiply
    5,333.77x = 8,000.43 × 3,775.99
  4. Step 4: Simplify right side
    5,333.77x = 30,209,543.68
  5. Step 5: Solve for x
    x = 30,209,543.68/5,333.77
  6. Step 6: Final answer
    x = 5,663.83

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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.