Home / 5,920.35-8,880.68-2,801.82

Finding the Fourth Proportional to 5,920.35, 8,880.68 and 2,801.82

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Solution

The fourth proportional to 5,920.35, 8,880.68 and 2,801.82 is: 4,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.35 : 8,880.68 = 2,801.82 : x
  2. Step 2: Convert to fraction form
    5,920.35/8,880.68 = 2,801.82/x
  3. Step 3: Cross multiply
    5,920.35x = 8,880.68 × 2,801.82
  4. Step 4: Simplify right side
    5,920.35x = 24,882,049.31
  5. Step 5: Solve for x
    x = 24,882,049.31/5,920.35
  6. Step 6: Final answer
    x = 4,202.80

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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.