Home / 7,144.40-10,717.32-2,463.80

Finding the Fourth Proportional to 7,144.40, 10,717.32 and 2,463.80

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Solution

The fourth proportional to 7,144.40, 10,717.32 and 2,463.80 is: 3,695.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144.40 : 10,717.32 = 2,463.80 : x
  2. Step 2: Convert to fraction form
    7,144.40/10,717.32 = 2,463.80/x
  3. Step 3: Cross multiply
    7,144.40x = 10,717.32 × 2,463.80
  4. Step 4: Simplify right side
    7,144.40x = 26,405,333.02
  5. Step 5: Solve for x
    x = 26,405,333.02/7,144.40
  6. Step 6: Final answer
    x = 3,695.95

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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.