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Finding the Fourth Proportional to 4,891.48, 7,339.02 and 2,260.24

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Solution

The fourth proportional to 4,891.48, 7,339.02 and 2,260.24 is: 3,391.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.48 : 7,339.02 = 2,260.24 : x
  2. Step 2: Convert to fraction form
    4,891.48/7,339.02 = 2,260.24/x
  3. Step 3: Cross multiply
    4,891.48x = 7,339.02 × 2,260.24
  4. Step 4: Simplify right side
    4,891.48x = 16,587,946.56
  5. Step 5: Solve for x
    x = 16,587,946.56/4,891.48
  6. Step 6: Final answer
    x = 3,391.19

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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.