Home / 4,333.20-6,490.20-3,757.20

Finding the Fourth Proportional to 4,333.20, 6,490.20 and 3,757.20

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Solution

The fourth proportional to 4,333.20, 6,490.20 and 3,757.20 is: 5,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.20 : 6,490.20 = 3,757.20 : x
  2. Step 2: Convert to fraction form
    4,333.20/6,490.20 = 3,757.20/x
  3. Step 3: Cross multiply
    4,333.20x = 6,490.20 × 3,757.20
  4. Step 4: Simplify right side
    4,333.20x = 24,384,979.44
  5. Step 5: Solve for x
    x = 24,384,979.44/4,333.20
  6. Step 6: Final answer
    x = 5,627.48

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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.