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Finding the Fourth Proportional to 4,891.27, 6,747.70 and 2,901.10

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Solution

The fourth proportional to 4,891.27, 6,747.70 and 2,901.10 is: 4,002.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.27 : 6,747.70 = 2,901.10 : x
  2. Step 2: Convert to fraction form
    4,891.27/6,747.70 = 2,901.10/x
  3. Step 3: Cross multiply
    4,891.27x = 6,747.70 × 2,901.10
  4. Step 4: Simplify right side
    4,891.27x = 19,575,725.98
  5. Step 5: Solve for x
    x = 19,575,725.98/4,891.27
  6. Step 6: Final answer
    x = 4,002.18

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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.