Home / 8,195.04-12,294.56-2,648.80

Finding the Fourth Proportional to 8,195.04, 12,294.56 and 2,648.80

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Solution

The fourth proportional to 8,195.04, 12,294.56 and 2,648.80 is: 3,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.04 : 12,294.56 = 2,648.80 : x
  2. Step 2: Convert to fraction form
    8,195.04/12,294.56 = 2,648.80/x
  3. Step 3: Cross multiply
    8,195.04x = 12,294.56 × 2,648.80
  4. Step 4: Simplify right side
    8,195.04x = 32,565,830.53
  5. Step 5: Solve for x
    x = 32,565,830.53/8,195.04
  6. Step 6: Final answer
    x = 3,973.85

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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.