Home / 7,150.20-10,727.06-2,470.28

Finding the Fourth Proportional to 7,150.20, 10,727.06 and 2,470.28

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Solution

The fourth proportional to 7,150.20, 10,727.06 and 2,470.28 is: 3,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.20 : 10,727.06 = 2,470.28 : x
  2. Step 2: Convert to fraction form
    7,150.20/10,727.06 = 2,470.28/x
  3. Step 3: Cross multiply
    7,150.20x = 10,727.06 × 2,470.28
  4. Step 4: Simplify right side
    7,150.20x = 26,498,841.78
  5. Step 5: Solve for x
    x = 26,498,841.78/7,150.20
  6. Step 6: Final answer
    x = 3,706.03

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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.