Home / 5,381.60-8,067.28-3,068.64

Finding the Fourth Proportional to 5,381.60, 8,067.28 and 3,068.64

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Solution

The fourth proportional to 5,381.60, 8,067.28 and 3,068.64 is: 4,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.60 : 8,067.28 = 3,068.64 : x
  2. Step 2: Convert to fraction form
    5,381.60/8,067.28 = 3,068.64/x
  3. Step 3: Cross multiply
    5,381.60x = 8,067.28 × 3,068.64
  4. Step 4: Simplify right side
    5,381.60x = 24,755,578.10
  5. Step 5: Solve for x
    x = 24,755,578.10/5,381.60
  6. Step 6: Final answer
    x = 4,600.04

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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.