Home / 7,146.34-10,723.92-3,448.93

Finding the Fourth Proportional to 7,146.34, 10,723.92 and 3,448.93

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Solution

The fourth proportional to 7,146.34, 10,723.92 and 3,448.93 is: 5,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146.34 : 10,723.92 = 3,448.93 : x
  2. Step 2: Convert to fraction form
    7,146.34/10,723.92 = 3,448.93/x
  3. Step 3: Cross multiply
    7,146.34x = 10,723.92 × 3,448.93
  4. Step 4: Simplify right side
    7,146.34x = 36,986,049.41
  5. Step 5: Solve for x
    x = 36,986,049.41/7,146.34
  6. Step 6: Final answer
    x = 5,175.52

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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.