Home / 4,230.97-6,339.75-2,839.18

Finding the Fourth Proportional to 4,230.97, 6,339.75 and 2,839.18

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Solution

The fourth proportional to 4,230.97, 6,339.75 and 2,839.18 is: 4,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.97 : 6,339.75 = 2,839.18 : x
  2. Step 2: Convert to fraction form
    4,230.97/6,339.75 = 2,839.18/x
  3. Step 3: Cross multiply
    4,230.97x = 6,339.75 × 2,839.18
  4. Step 4: Simplify right side
    4,230.97x = 17,999,691.41
  5. Step 5: Solve for x
    x = 17,999,691.41/4,230.97
  6. Step 6: Final answer
    x = 4,254.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.