Home / 3,255.08-4,491.98-1,763

Finding the Fourth Proportional to 3,255.08, 4,491.98 and 1,763

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Solution

The fourth proportional to 3,255.08, 4,491.98 and 1,763 is: 2,432.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.08 : 4,491.98 = 1,763 : x
  2. Step 2: Convert to fraction form
    3,255.08/4,491.98 = 1,763/x
  3. Step 3: Cross multiply
    3,255.08x = 4,491.98 × 1,763
  4. Step 4: Simplify right side
    3,255.08x = 7,919,360.74
  5. Step 5: Solve for x
    x = 7,919,360.74/3,255.08
  6. Step 6: Final answer
    x = 2,432.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.