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Finding the Fourth Proportional to 7,236.70, 10,854.92 and 2,306.26

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Solution

The fourth proportional to 7,236.70, 10,854.92 and 2,306.26 is: 3,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.70 : 10,854.92 = 2,306.26 : x
  2. Step 2: Convert to fraction form
    7,236.70/10,854.92 = 2,306.26/x
  3. Step 3: Cross multiply
    7,236.70x = 10,854.92 × 2,306.26
  4. Step 4: Simplify right side
    7,236.70x = 25,034,267.80
  5. Step 5: Solve for x
    x = 25,034,267.80/7,236.70
  6. Step 6: Final answer
    x = 3,459.35

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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.