Home / 8,116.26-12,175.13-2,568.16

Finding the Fourth Proportional to 8,116.26, 12,175.13 and 2,568.16

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Solution

The fourth proportional to 8,116.26, 12,175.13 and 2,568.16 is: 3,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.26 : 12,175.13 = 2,568.16 : x
  2. Step 2: Convert to fraction form
    8,116.26/12,175.13 = 2,568.16/x
  3. Step 3: Cross multiply
    8,116.26x = 12,175.13 × 2,568.16
  4. Step 4: Simplify right side
    8,116.26x = 31,267,681.86
  5. Step 5: Solve for x
    x = 31,267,681.86/8,116.26
  6. Step 6: Final answer
    x = 3,852.47

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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.