Home / 4,527.30-6,791.57-1,407.79

Finding the Fourth Proportional to 4,527.30, 6,791.57 and 1,407.79

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Solution

The fourth proportional to 4,527.30, 6,791.57 and 1,407.79 is: 2,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.30 : 6,791.57 = 1,407.79 : x
  2. Step 2: Convert to fraction form
    4,527.30/6,791.57 = 1,407.79/x
  3. Step 3: Cross multiply
    4,527.30x = 6,791.57 × 1,407.79
  4. Step 4: Simplify right side
    4,527.30x = 9,561,104.33
  5. Step 5: Solve for x
    x = 9,561,104.33/4,527.30
  6. Step 6: Final answer
    x = 2,111.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.