Home / 4,128.27-5,696.03-2,335.79

Finding the Fourth Proportional to 4,128.27, 5,696.03 and 2,335.79

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Solution

The fourth proportional to 4,128.27, 5,696.03 and 2,335.79 is: 3,222.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.27 : 5,696.03 = 2,335.79 : x
  2. Step 2: Convert to fraction form
    4,128.27/5,696.03 = 2,335.79/x
  3. Step 3: Cross multiply
    4,128.27x = 5,696.03 × 2,335.79
  4. Step 4: Simplify right side
    4,128.27x = 13,304,729.91
  5. Step 5: Solve for x
    x = 13,304,729.91/4,128.27
  6. Step 6: Final answer
    x = 3,222.83

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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.