Home / 6,743.12-10,116.68-3,458.52

Finding the Fourth Proportional to 6,743.12, 10,116.68 and 3,458.52

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Solution

The fourth proportional to 6,743.12, 10,116.68 and 3,458.52 is: 5,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.12 : 10,116.68 = 3,458.52 : x
  2. Step 2: Convert to fraction form
    6,743.12/10,116.68 = 3,458.52/x
  3. Step 3: Cross multiply
    6,743.12x = 10,116.68 × 3,458.52
  4. Step 4: Simplify right side
    6,743.12x = 34,988,740.11
  5. Step 5: Solve for x
    x = 34,988,740.11/6,743.12
  6. Step 6: Final answer
    x = 5,188.81

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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.