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Finding the Fourth Proportional to 5,251.68, 7,246.14 and 2,983.14

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Solution

The fourth proportional to 5,251.68, 7,246.14 and 2,983.14 is: 4,116.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.68 : 7,246.14 = 2,983.14 : x
  2. Step 2: Convert to fraction form
    5,251.68/7,246.14 = 2,983.14/x
  3. Step 3: Cross multiply
    5,251.68x = 7,246.14 × 2,983.14
  4. Step 4: Simplify right side
    5,251.68x = 21,616,250.08
  5. Step 5: Solve for x
    x = 21,616,250.08/5,251.68
  6. Step 6: Final answer
    x = 4,116.06

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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.