Home / 10,318.31-15,468.35-4,471.73

Finding the Fourth Proportional to 10,318.31, 15,468.35 and 4,471.73

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Solution

The fourth proportional to 10,318.31, 15,468.35 and 4,471.73 is: 6,703.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.31 : 15,468.35 = 4,471.73 : x
  2. Step 2: Convert to fraction form
    10,318.31/15,468.35 = 4,471.73/x
  3. Step 3: Cross multiply
    10,318.31x = 15,468.35 × 4,471.73
  4. Step 4: Simplify right side
    10,318.31x = 69,170,330.57
  5. Step 5: Solve for x
    x = 69,170,330.57/10,318.31
  6. Step 6: Final answer
    x = 6,703.65

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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.