Home / 6,825.27-9,418.10-3,842.13

Finding the Fourth Proportional to 6,825.27, 9,418.10 and 3,842.13

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Solution

The fourth proportional to 6,825.27, 9,418.10 and 3,842.13 is: 5,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.27 : 9,418.10 = 3,842.13 : x
  2. Step 2: Convert to fraction form
    6,825.27/9,418.10 = 3,842.13/x
  3. Step 3: Cross multiply
    6,825.27x = 9,418.10 × 3,842.13
  4. Step 4: Simplify right side
    6,825.27x = 36,185,564.55
  5. Step 5: Solve for x
    x = 36,185,564.55/6,825.27
  6. Step 6: Final answer
    x = 5,301.70

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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.