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Finding the Fourth Proportional to 4,880.92, 7,301.31 and 4,060.30

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Solution

The fourth proportional to 4,880.92, 7,301.31 and 4,060.30 is: 6,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.92 : 7,301.31 = 4,060.30 : x
  2. Step 2: Convert to fraction form
    4,880.92/7,301.31 = 4,060.30/x
  3. Step 3: Cross multiply
    4,880.92x = 7,301.31 × 4,060.30
  4. Step 4: Simplify right side
    4,880.92x = 29,645,508.99
  5. Step 5: Solve for x
    x = 29,645,508.99/4,880.92
  6. Step 6: Final answer
    x = 6,073.75

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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.