Home / 2,227.16-3,071.88-1,480.74

Finding the Fourth Proportional to 2,227.16, 3,071.88 and 1,480.74

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Solution

The fourth proportional to 2,227.16, 3,071.88 and 1,480.74 is: 2,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.16 : 3,071.88 = 1,480.74 : x
  2. Step 2: Convert to fraction form
    2,227.16/3,071.88 = 1,480.74/x
  3. Step 3: Cross multiply
    2,227.16x = 3,071.88 × 1,480.74
  4. Step 4: Simplify right side
    2,227.16x = 4,548,655.59
  5. Step 5: Solve for x
    x = 4,548,655.59/2,227.16
  6. Step 6: Final answer
    x = 2,042.36

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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.