Home / 6,867.02-9,475.85-3,882.85

Finding the Fourth Proportional to 6,867.02, 9,475.85 and 3,882.85

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Solution

The fourth proportional to 6,867.02, 9,475.85 and 3,882.85 is: 5,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.02 : 9,475.85 = 3,882.85 : x
  2. Step 2: Convert to fraction form
    6,867.02/9,475.85 = 3,882.85/x
  3. Step 3: Cross multiply
    6,867.02x = 9,475.85 × 3,882.85
  4. Step 4: Simplify right side
    6,867.02x = 36,793,290.19
  5. Step 5: Solve for x
    x = 36,793,290.19/6,867.02
  6. Step 6: Final answer
    x = 5,357.97

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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.