Home / 8,113.74-12,166.04-2,568.48

Finding the Fourth Proportional to 8,113.74, 12,166.04 and 2,568.48

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Solution

The fourth proportional to 8,113.74, 12,166.04 and 2,568.48 is: 3,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.74 : 12,166.04 = 2,568.48 : x
  2. Step 2: Convert to fraction form
    8,113.74/12,166.04 = 2,568.48/x
  3. Step 3: Cross multiply
    8,113.74x = 12,166.04 × 2,568.48
  4. Step 4: Simplify right side
    8,113.74x = 31,248,217.58
  5. Step 5: Solve for x
    x = 31,248,217.58/8,113.74
  6. Step 6: Final answer
    x = 3,851.27

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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.