Home / 1,527.22-2,107.30-995.96

Finding the Fourth Proportional to 1,527.22, 2,107.30 and 995.96

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Solution

The fourth proportional to 1,527.22, 2,107.30 and 995.96 is: 1,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.22 : 2,107.30 = 995.96 : x
  2. Step 2: Convert to fraction form
    1,527.22/2,107.30 = 995.96/x
  3. Step 3: Cross multiply
    1,527.22x = 2,107.30 × 995.96
  4. Step 4: Simplify right side
    1,527.22x = 2,098,775.57
  5. Step 5: Solve for x
    x = 2,098,775.57/1,527.22
  6. Step 6: Final answer
    x = 1,374.25

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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.