Home / 2,227.74-3,071.43-1,527.90

Finding the Fourth Proportional to 2,227.74, 3,071.43 and 1,527.90

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Solution

The fourth proportional to 2,227.74, 3,071.43 and 1,527.90 is: 2,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.74 : 3,071.43 = 1,527.90 : x
  2. Step 2: Convert to fraction form
    2,227.74/3,071.43 = 1,527.90/x
  3. Step 3: Cross multiply
    2,227.74x = 3,071.43 × 1,527.90
  4. Step 4: Simplify right side
    2,227.74x = 4,692,837.90
  5. Step 5: Solve for x
    x = 4,692,837.90/2,227.74
  6. Step 6: Final answer
    x = 2,106.55

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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.