Home / 5,517.12-8,276.10-1,568.34

Finding the Fourth Proportional to 5,517.12, 8,276.10 and 1,568.34

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Solution

The fourth proportional to 5,517.12, 8,276.10 and 1,568.34 is: 2,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.12 : 8,276.10 = 1,568.34 : x
  2. Step 2: Convert to fraction form
    5,517.12/8,276.10 = 1,568.34/x
  3. Step 3: Cross multiply
    5,517.12x = 8,276.10 × 1,568.34
  4. Step 4: Simplify right side
    5,517.12x = 12,979,738.67
  5. Step 5: Solve for x
    x = 12,979,738.67/5,517.12
  6. Step 6: Final answer
    x = 2,352.63

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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.