Home / 6,348.46-8,760.66-3,515.95

Finding the Fourth Proportional to 6,348.46, 8,760.66 and 3,515.95

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Solution

The fourth proportional to 6,348.46, 8,760.66 and 3,515.95 is: 4,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.46 : 8,760.66 = 3,515.95 : x
  2. Step 2: Convert to fraction form
    6,348.46/8,760.66 = 3,515.95/x
  3. Step 3: Cross multiply
    6,348.46x = 8,760.66 × 3,515.95
  4. Step 4: Simplify right side
    6,348.46x = 30,801,998.72
  5. Step 5: Solve for x
    x = 30,801,998.72/6,348.46
  6. Step 6: Final answer
    x = 4,851.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.