Home / 5,184.27-7,777.49-1,721.25

Finding the Fourth Proportional to 5,184.27, 7,777.49 and 1,721.25

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Solution

The fourth proportional to 5,184.27, 7,777.49 and 1,721.25 is: 2,582.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.27 : 7,777.49 = 1,721.25 : x
  2. Step 2: Convert to fraction form
    5,184.27/7,777.49 = 1,721.25/x
  3. Step 3: Cross multiply
    5,184.27x = 7,777.49 × 1,721.25
  4. Step 4: Simplify right side
    5,184.27x = 13,386,996.06
  5. Step 5: Solve for x
    x = 13,386,996.06/5,184.27
  6. Step 6: Final answer
    x = 2,582.23

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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.