Home / 9,156.74-13,736.19-2,914.56

Finding the Fourth Proportional to 9,156.74, 13,736.19 and 2,914.56

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Solution

The fourth proportional to 9,156.74, 13,736.19 and 2,914.56 is: 4,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.74 : 13,736.19 = 2,914.56 : x
  2. Step 2: Convert to fraction form
    9,156.74/13,736.19 = 2,914.56/x
  3. Step 3: Cross multiply
    9,156.74x = 13,736.19 × 2,914.56
  4. Step 4: Simplify right side
    9,156.74x = 40,034,949.93
  5. Step 5: Solve for x
    x = 40,034,949.93/9,156.74
  6. Step 6: Final answer
    x = 4,372.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.