Home / 4,967.31-6,854.90-2,729.22

Finding the Fourth Proportional to 4,967.31, 6,854.90 and 2,729.22

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Solution

The fourth proportional to 4,967.31, 6,854.90 and 2,729.22 is: 3,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.31 : 6,854.90 = 2,729.22 : x
  2. Step 2: Convert to fraction form
    4,967.31/6,854.90 = 2,729.22/x
  3. Step 3: Cross multiply
    4,967.31x = 6,854.90 × 2,729.22
  4. Step 4: Simplify right side
    4,967.31x = 18,708,530.18
  5. Step 5: Solve for x
    x = 18,708,530.18/4,967.31
  6. Step 6: Final answer
    x = 3,766.33

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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.