Home / 6,102.25-8,419.67-3,449.29

Finding the Fourth Proportional to 6,102.25, 8,419.67 and 3,449.29

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Solution

The fourth proportional to 6,102.25, 8,419.67 and 3,449.29 is: 4,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.25 : 8,419.67 = 3,449.29 : x
  2. Step 2: Convert to fraction form
    6,102.25/8,419.67 = 3,449.29/x
  3. Step 3: Cross multiply
    6,102.25x = 8,419.67 × 3,449.29
  4. Step 4: Simplify right side
    6,102.25x = 29,041,883.53
  5. Step 5: Solve for x
    x = 29,041,883.53/6,102.25
  6. Step 6: Final answer
    x = 4,759.21

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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.