Home / 6,348.02-8,760.20-3,515.18

Finding the Fourth Proportional to 6,348.02, 8,760.20 and 3,515.18

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Solution

The fourth proportional to 6,348.02, 8,760.20 and 3,515.18 is: 4,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.02 : 8,760.20 = 3,515.18 : x
  2. Step 2: Convert to fraction form
    6,348.02/8,760.20 = 3,515.18/x
  3. Step 3: Cross multiply
    6,348.02x = 8,760.20 × 3,515.18
  4. Step 4: Simplify right side
    6,348.02x = 30,793,618.46
  5. Step 5: Solve for x
    x = 30,793,618.46/6,348.02
  6. Step 6: Final answer
    x = 4,850.91

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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.