Home / 7,132.32-10,708.56-3,857.04

Finding the Fourth Proportional to 7,132.32, 10,708.56 and 3,857.04

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Solution

The fourth proportional to 7,132.32, 10,708.56 and 3,857.04 is: 5,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.32 : 10,708.56 = 3,857.04 : x
  2. Step 2: Convert to fraction form
    7,132.32/10,708.56 = 3,857.04/x
  3. Step 3: Cross multiply
    7,132.32x = 10,708.56 × 3,857.04
  4. Step 4: Simplify right side
    7,132.32x = 41,303,344.26
  5. Step 5: Solve for x
    x = 41,303,344.26/7,132.32
  6. Step 6: Final answer
    x = 5,791.01

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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.