Home / 3,225.88-4,839.32-1,377

Finding the Fourth Proportional to 3,225.88, 4,839.32 and 1,377

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Solution

The fourth proportional to 3,225.88, 4,839.32 and 1,377 is: 2,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.88 : 4,839.32 = 1,377 : x
  2. Step 2: Convert to fraction form
    3,225.88/4,839.32 = 1,377/x
  3. Step 3: Cross multiply
    3,225.88x = 4,839.32 × 1,377
  4. Step 4: Simplify right side
    3,225.88x = 6,663,743.21
  5. Step 5: Solve for x
    x = 6,663,743.21/3,225.88
  6. Step 6: Final answer
    x = 2,065.72

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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.