Home / 6,517.33-8,995.16-3,866.20

Finding the Fourth Proportional to 6,517.33, 8,995.16 and 3,866.20

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Solution

The fourth proportional to 6,517.33, 8,995.16 and 3,866.20 is: 5,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.33 : 8,995.16 = 3,866.20 : x
  2. Step 2: Convert to fraction form
    6,517.33/8,995.16 = 3,866.20/x
  3. Step 3: Cross multiply
    6,517.33x = 8,995.16 × 3,866.20
  4. Step 4: Simplify right side
    6,517.33x = 34,777,108.50
  5. Step 5: Solve for x
    x = 34,777,108.50/6,517.33
  6. Step 6: Final answer
    x = 5,336.10

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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.