Home / 5,721.39-8,573.27-2,801.70

Finding the Fourth Proportional to 5,721.39, 8,573.27 and 2,801.70

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Solution

The fourth proportional to 5,721.39, 8,573.27 and 2,801.70 is: 4,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.39 : 8,573.27 = 2,801.70 : x
  2. Step 2: Convert to fraction form
    5,721.39/8,573.27 = 2,801.70/x
  3. Step 3: Cross multiply
    5,721.39x = 8,573.27 × 2,801.70
  4. Step 4: Simplify right side
    5,721.39x = 24,019,716.55
  5. Step 5: Solve for x
    x = 24,019,716.55/5,721.39
  6. Step 6: Final answer
    x = 4,198.23

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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.