Home / 8,512.18-12,763.29-5,704.18

Finding the Fourth Proportional to 8,512.18, 12,763.29 and 5,704.18

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Solution

The fourth proportional to 8,512.18, 12,763.29 and 5,704.18 is: 8,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.18 : 12,763.29 = 5,704.18 : x
  2. Step 2: Convert to fraction form
    8,512.18/12,763.29 = 5,704.18/x
  3. Step 3: Cross multiply
    8,512.18x = 12,763.29 × 5,704.18
  4. Step 4: Simplify right side
    8,512.18x = 72,804,103.55
  5. Step 5: Solve for x
    x = 72,804,103.55/8,512.18
  6. Step 6: Final answer
    x = 8,552.93

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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.