Home / 5,471.43-8,208.72-2,698.95

Finding the Fourth Proportional to 5,471.43, 8,208.72 and 2,698.95

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Solution

The fourth proportional to 5,471.43, 8,208.72 and 2,698.95 is: 4,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.43 : 8,208.72 = 2,698.95 : x
  2. Step 2: Convert to fraction form
    5,471.43/8,208.72 = 2,698.95/x
  3. Step 3: Cross multiply
    5,471.43x = 8,208.72 × 2,698.95
  4. Step 4: Simplify right side
    5,471.43x = 22,154,924.84
  5. Step 5: Solve for x
    x = 22,154,924.84/5,471.43
  6. Step 6: Final answer
    x = 4,049.20

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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.