Home / 3,752.48-5,177.58-2,180.54

Finding the Fourth Proportional to 3,752.48, 5,177.58 and 2,180.54

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Solution

The fourth proportional to 3,752.48, 5,177.58 and 2,180.54 is: 3,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.48 : 5,177.58 = 2,180.54 : x
  2. Step 2: Convert to fraction form
    3,752.48/5,177.58 = 2,180.54/x
  3. Step 3: Cross multiply
    3,752.48x = 5,177.58 × 2,180.54
  4. Step 4: Simplify right side
    3,752.48x = 11,289,920.29
  5. Step 5: Solve for x
    x = 11,289,920.29/3,752.48
  6. Step 6: Final answer
    x = 3,008.66

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1.5x scale

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.