Home / 6,882.50-9,497.85-3,738.76

Finding the Fourth Proportional to 6,882.50, 9,497.85 and 3,738.76

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Solution

The fourth proportional to 6,882.50, 9,497.85 and 3,738.76 is: 5,159.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.50 : 9,497.85 = 3,738.76 : x
  2. Step 2: Convert to fraction form
    6,882.50/9,497.85 = 3,738.76/x
  3. Step 3: Cross multiply
    6,882.50x = 9,497.85 × 3,738.76
  4. Step 4: Simplify right side
    6,882.50x = 35,510,181.67
  5. Step 5: Solve for x
    x = 35,510,181.67/6,882.50
  6. Step 6: Final answer
    x = 5,159.49

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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.