Home / 6,824.17-9,418.17-4,171.96

Finding the Fourth Proportional to 6,824.17, 9,418.17 and 4,171.96

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Solution

The fourth proportional to 6,824.17, 9,418.17 and 4,171.96 is: 5,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.17 : 9,418.17 = 4,171.96 : x
  2. Step 2: Convert to fraction form
    6,824.17/9,418.17 = 4,171.96/x
  3. Step 3: Cross multiply
    6,824.17x = 9,418.17 × 4,171.96
  4. Step 4: Simplify right side
    6,824.17x = 39,292,228.51
  5. Step 5: Solve for x
    x = 39,292,228.51/6,824.17
  6. Step 6: Final answer
    x = 5,757.80

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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.