Home / 9,156.12-12,635.46-4,964.38

Finding the Fourth Proportional to 9,156.12, 12,635.46 and 4,964.38

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Solution

The fourth proportional to 9,156.12, 12,635.46 and 4,964.38 is: 6,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.12 : 12,635.46 = 4,964.38 : x
  2. Step 2: Convert to fraction form
    9,156.12/12,635.46 = 4,964.38/x
  3. Step 3: Cross multiply
    9,156.12x = 12,635.46 × 4,964.38
  4. Step 4: Simplify right side
    9,156.12x = 62,727,224.91
  5. Step 5: Solve for x
    x = 62,727,224.91/9,156.12
  6. Step 6: Final answer
    x = 6,850.85

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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.