Home / 6,581.27-9,872.85-2,137.47

Finding the Fourth Proportional to 6,581.27, 9,872.85 and 2,137.47

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Solution

The fourth proportional to 6,581.27, 9,872.85 and 2,137.47 is: 3,206.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.27 : 9,872.85 = 2,137.47 : x
  2. Step 2: Convert to fraction form
    6,581.27/9,872.85 = 2,137.47/x
  3. Step 3: Cross multiply
    6,581.27x = 9,872.85 × 2,137.47
  4. Step 4: Simplify right side
    6,581.27x = 21,102,920.69
  5. Step 5: Solve for x
    x = 21,102,920.69/6,581.27
  6. Step 6: Final answer
    x = 3,206.51

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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.