Home / 7,234.28-10,854.79-2,557.83

Finding the Fourth Proportional to 7,234.28, 10,854.79 and 2,557.83

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Solution

The fourth proportional to 7,234.28, 10,854.79 and 2,557.83 is: 3,837.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.28 : 10,854.79 = 2,557.83 : x
  2. Step 2: Convert to fraction form
    7,234.28/10,854.79 = 2,557.83/x
  3. Step 3: Cross multiply
    7,234.28x = 10,854.79 × 2,557.83
  4. Step 4: Simplify right side
    7,234.28x = 27,764,695.15
  5. Step 5: Solve for x
    x = 27,764,695.15/7,234.28
  6. Step 6: Final answer
    x = 3,837.94

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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.