Home / 6,829.28-9,422.73-4,175.72

Finding the Fourth Proportional to 6,829.28, 9,422.73 and 4,175.72

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Solution

The fourth proportional to 6,829.28, 9,422.73 and 4,175.72 is: 5,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.28 : 9,422.73 = 4,175.72 : x
  2. Step 2: Convert to fraction form
    6,829.28/9,422.73 = 4,175.72/x
  3. Step 3: Cross multiply
    6,829.28x = 9,422.73 × 4,175.72
  4. Step 4: Simplify right side
    6,829.28x = 39,346,682.12
  5. Step 5: Solve for x
    x = 39,346,682.12/6,829.28
  6. Step 6: Final answer
    x = 5,761.47

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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.