Home / 5,620.19-8,426.12-2,695.71

Finding the Fourth Proportional to 5,620.19, 8,426.12 and 2,695.71

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Solution

The fourth proportional to 5,620.19, 8,426.12 and 2,695.71 is: 4,041.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.19 : 8,426.12 = 2,695.71 : x
  2. Step 2: Convert to fraction form
    5,620.19/8,426.12 = 2,695.71/x
  3. Step 3: Cross multiply
    5,620.19x = 8,426.12 × 2,695.71
  4. Step 4: Simplify right side
    5,620.19x = 22,714,375.95
  5. Step 5: Solve for x
    x = 22,714,375.95/5,620.19
  6. Step 6: Final answer
    x = 4,041.57

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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.