Home / 6,873.38-9,487.50-4,040.71

Finding the Fourth Proportional to 6,873.38, 9,487.50 and 4,040.71

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Solution

The fourth proportional to 6,873.38, 9,487.50 and 4,040.71 is: 5,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.38 : 9,487.50 = 4,040.71 : x
  2. Step 2: Convert to fraction form
    6,873.38/9,487.50 = 4,040.71/x
  3. Step 3: Cross multiply
    6,873.38x = 9,487.50 × 4,040.71
  4. Step 4: Simplify right side
    6,873.38x = 38,336,188.69
  5. Step 5: Solve for x
    x = 38,336,188.69/6,873.38
  6. Step 6: Final answer
    x = 5,577.49

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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.