Home / 6,810.28-9,397.92-4,162.12

Finding the Fourth Proportional to 6,810.28, 9,397.92 and 4,162.12

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Solution

The fourth proportional to 6,810.28, 9,397.92 and 4,162.12 is: 5,743.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.28 : 9,397.92 = 4,162.12 : x
  2. Step 2: Convert to fraction form
    6,810.28/9,397.92 = 4,162.12/x
  3. Step 3: Cross multiply
    6,810.28x = 9,397.92 × 4,162.12
  4. Step 4: Simplify right side
    6,810.28x = 39,115,270.79
  5. Step 5: Solve for x
    x = 39,115,270.79/6,810.28
  6. Step 6: Final answer
    x = 5,743.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.