Home / 3,227.04-4,455-2,180.52

Finding the Fourth Proportional to 3,227.04, 4,455 and 2,180.52

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Solution

The fourth proportional to 3,227.04, 4,455 and 2,180.52 is: 3,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.04 : 4,455 = 2,180.52 : x
  2. Step 2: Convert to fraction form
    3,227.04/4,455 = 2,180.52/x
  3. Step 3: Cross multiply
    3,227.04x = 4,455 × 2,180.52
  4. Step 4: Simplify right side
    3,227.04x = 9,714,216.60
  5. Step 5: Solve for x
    x = 9,714,216.60/3,227.04
  6. Step 6: Final answer
    x = 3,010.26

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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.