Home / 3,772.60-5,631.20-3,329.24

Finding the Fourth Proportional to 3,772.60, 5,631.20 and 3,329.24

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Solution

The fourth proportional to 3,772.60, 5,631.20 and 3,329.24 is: 4,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.60 : 5,631.20 = 3,329.24 : x
  2. Step 2: Convert to fraction form
    3,772.60/5,631.20 = 3,329.24/x
  3. Step 3: Cross multiply
    3,772.60x = 5,631.20 × 3,329.24
  4. Step 4: Simplify right side
    3,772.60x = 18,747,616.29
  5. Step 5: Solve for x
    x = 18,747,616.29/3,772.60
  6. Step 6: Final answer
    x = 4,969.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.