Home / 9,146.72-12,622.44-4,954.96

Finding the Fourth Proportional to 9,146.72, 12,622.44 and 4,954.96

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Solution

The fourth proportional to 9,146.72, 12,622.44 and 4,954.96 is: 6,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.72 : 12,622.44 = 4,954.96 : x
  2. Step 2: Convert to fraction form
    9,146.72/12,622.44 = 4,954.96/x
  3. Step 3: Cross multiply
    9,146.72x = 12,622.44 × 4,954.96
  4. Step 4: Simplify right side
    9,146.72x = 62,543,685.30
  5. Step 5: Solve for x
    x = 62,543,685.30/9,146.72
  6. Step 6: Final answer
    x = 6,837.83

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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.