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Finding the Fourth Proportional to 4,333.92, 5,982 and 2,565.60

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Solution

The fourth proportional to 4,333.92, 5,982 and 2,565.60 is: 3,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.92 : 5,982 = 2,565.60 : x
  2. Step 2: Convert to fraction form
    4,333.92/5,982 = 2,565.60/x
  3. Step 3: Cross multiply
    4,333.92x = 5,982 × 2,565.60
  4. Step 4: Simplify right side
    4,333.92x = 15,347,419.20
  5. Step 5: Solve for x
    x = 15,347,419.20/4,333.92
  6. Step 6: Final answer
    x = 3,541.23

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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.