Home / 5,151.08-7,721.34-3,304.28

Finding the Fourth Proportional to 5,151.08, 7,721.34 and 3,304.28

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Solution

The fourth proportional to 5,151.08, 7,721.34 and 3,304.28 is: 4,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.08 : 7,721.34 = 3,304.28 : x
  2. Step 2: Convert to fraction form
    5,151.08/7,721.34 = 3,304.28/x
  3. Step 3: Cross multiply
    5,151.08x = 7,721.34 × 3,304.28
  4. Step 4: Simplify right side
    5,151.08x = 25,513,469.34
  5. Step 5: Solve for x
    x = 25,513,469.34/5,151.08
  6. Step 6: Final answer
    x = 4,953.03

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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.