Home / 6,205.50-9,306.42-2,648.20

Finding the Fourth Proportional to 6,205.50, 9,306.42 and 2,648.20

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Solution

The fourth proportional to 6,205.50, 9,306.42 and 2,648.20 is: 3,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205.50 : 9,306.42 = 2,648.20 : x
  2. Step 2: Convert to fraction form
    6,205.50/9,306.42 = 2,648.20/x
  3. Step 3: Cross multiply
    6,205.50x = 9,306.42 × 2,648.20
  4. Step 4: Simplify right side
    6,205.50x = 24,645,261.44
  5. Step 5: Solve for x
    x = 24,645,261.44/6,205.50
  6. Step 6: Final answer
    x = 3,971.52

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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.