Home / 3,180.52-4,389.17-1,764.26

Finding the Fourth Proportional to 3,180.52, 4,389.17 and 1,764.26

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Solution

The fourth proportional to 3,180.52, 4,389.17 and 1,764.26 is: 2,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180.52 : 4,389.17 = 1,764.26 : x
  2. Step 2: Convert to fraction form
    3,180.52/4,389.17 = 1,764.26/x
  3. Step 3: Cross multiply
    3,180.52x = 4,389.17 × 1,764.26
  4. Step 4: Simplify right side
    3,180.52x = 7,743,657.37
  5. Step 5: Solve for x
    x = 7,743,657.37/3,180.52
  6. Step 6: Final answer
    x = 2,434.72

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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.