Home / 5,493.92-7,572.74-4,296.78

Finding the Fourth Proportional to 5,493.92, 7,572.74 and 4,296.78

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Solution

The fourth proportional to 5,493.92, 7,572.74 and 4,296.78 is: 5,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.92 : 7,572.74 = 4,296.78 : x
  2. Step 2: Convert to fraction form
    5,493.92/7,572.74 = 4,296.78/x
  3. Step 3: Cross multiply
    5,493.92x = 7,572.74 × 4,296.78
  4. Step 4: Simplify right side
    5,493.92x = 32,538,376.29
  5. Step 5: Solve for x
    x = 32,538,376.29/5,493.92
  6. Step 6: Final answer
    x = 5,922.62

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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.