Home / 6,126.95-8,455.38-3,474.47

Finding the Fourth Proportional to 6,126.95, 8,455.38 and 3,474.47

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Solution

The fourth proportional to 6,126.95, 8,455.38 and 3,474.47 is: 4,794.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.95 : 8,455.38 = 3,474.47 : x
  2. Step 2: Convert to fraction form
    6,126.95/8,455.38 = 3,474.47/x
  3. Step 3: Cross multiply
    6,126.95x = 8,455.38 × 3,474.47
  4. Step 4: Simplify right side
    6,126.95x = 29,377,964.15
  5. Step 5: Solve for x
    x = 29,377,964.15/6,126.95
  6. Step 6: Final answer
    x = 4,794.88

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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.