Home / 9,146.48-12,622.24-4,954.88

Finding the Fourth Proportional to 9,146.48, 12,622.24 and 4,954.88

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Solution

The fourth proportional to 9,146.48, 12,622.24 and 4,954.88 is: 6,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.48 : 12,622.24 = 4,954.88 : x
  2. Step 2: Convert to fraction form
    9,146.48/12,622.24 = 4,954.88/x
  3. Step 3: Cross multiply
    9,146.48x = 12,622.24 × 4,954.88
  4. Step 4: Simplify right side
    9,146.48x = 62,541,684.53
  5. Step 5: Solve for x
    x = 62,541,684.53/9,146.48
  6. Step 6: Final answer
    x = 6,837.79

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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.