Home / 5,333.60-8,000.38-4,103.20

Finding the Fourth Proportional to 5,333.60, 8,000.38 and 4,103.20

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Solution

The fourth proportional to 5,333.60, 8,000.38 and 4,103.20 is: 6,154.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.60 : 8,000.38 = 4,103.20 : x
  2. Step 2: Convert to fraction form
    5,333.60/8,000.38 = 4,103.20/x
  3. Step 3: Cross multiply
    5,333.60x = 8,000.38 × 4,103.20
  4. Step 4: Simplify right side
    5,333.60x = 32,827,159.22
  5. Step 5: Solve for x
    x = 32,827,159.22/5,333.60
  6. Step 6: Final answer
    x = 6,154.78

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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.