Home / 5,623.27-7,757.52-3,634.47

Finding the Fourth Proportional to 5,623.27, 7,757.52 and 3,634.47

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Solution

The fourth proportional to 5,623.27, 7,757.52 and 3,634.47 is: 5,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.27 : 7,757.52 = 3,634.47 : x
  2. Step 2: Convert to fraction form
    5,623.27/7,757.52 = 3,634.47/x
  3. Step 3: Cross multiply
    5,623.27x = 7,757.52 × 3,634.47
  4. Step 4: Simplify right side
    5,623.27x = 28,194,480.53
  5. Step 5: Solve for x
    x = 28,194,480.53/5,623.27
  6. Step 6: Final answer
    x = 5,013.89

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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.