Home / 7,372.20-10,162.89-5,600.73

Finding the Fourth Proportional to 7,372.20, 10,162.89 and 5,600.73

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Solution

The fourth proportional to 7,372.20, 10,162.89 and 5,600.73 is: 7,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.20 : 10,162.89 = 5,600.73 : x
  2. Step 2: Convert to fraction form
    7,372.20/10,162.89 = 5,600.73/x
  3. Step 3: Cross multiply
    7,372.20x = 10,162.89 × 5,600.73
  4. Step 4: Simplify right side
    7,372.20x = 56,919,602.91
  5. Step 5: Solve for x
    x = 56,919,602.91/7,372.20
  6. Step 6: Final answer
    x = 7,720.84

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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.