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Finding the Fourth Proportional to 7,162.59, 10,744.40 and 2,998.41

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Solution

The fourth proportional to 7,162.59, 10,744.40 and 2,998.41 is: 4,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.59 : 10,744.40 = 2,998.41 : x
  2. Step 2: Convert to fraction form
    7,162.59/10,744.40 = 2,998.41/x
  3. Step 3: Cross multiply
    7,162.59x = 10,744.40 × 2,998.41
  4. Step 4: Simplify right side
    7,162.59x = 32,216,123.90
  5. Step 5: Solve for x
    x = 32,216,123.90/7,162.59
  6. Step 6: Final answer
    x = 4,497.83

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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.