Home / 3,330.80-4,593.46-2,283.20

Finding the Fourth Proportional to 3,330.80, 4,593.46 and 2,283.20

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Solution

The fourth proportional to 3,330.80, 4,593.46 and 2,283.20 is: 3,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.80 : 4,593.46 = 2,283.20 : x
  2. Step 2: Convert to fraction form
    3,330.80/4,593.46 = 2,283.20/x
  3. Step 3: Cross multiply
    3,330.80x = 4,593.46 × 2,283.20
  4. Step 4: Simplify right side
    3,330.80x = 10,487,787.87
  5. Step 5: Solve for x
    x = 10,487,787.87/3,330.80
  6. Step 6: Final answer
    x = 3,148.73

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.