Home / 9,156.18-12,635.49-4,964.43

Finding the Fourth Proportional to 9,156.18, 12,635.49 and 4,964.43

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Solution

The fourth proportional to 9,156.18, 12,635.49 and 4,964.43 is: 6,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.18 : 12,635.49 = 4,964.43 : x
  2. Step 2: Convert to fraction form
    9,156.18/12,635.49 = 4,964.43/x
  3. Step 3: Cross multiply
    9,156.18x = 12,635.49 × 4,964.43
  4. Step 4: Simplify right side
    9,156.18x = 62,728,005.62
  5. Step 5: Solve for x
    x = 62,728,005.62/9,156.18
  6. Step 6: Final answer
    x = 6,850.89

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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.