Home / 5,287.24-7,296.19-2,929.42

Finding the Fourth Proportional to 5,287.24, 7,296.19 and 2,929.42

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Solution

The fourth proportional to 5,287.24, 7,296.19 and 2,929.42 is: 4,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.24 : 7,296.19 = 2,929.42 : x
  2. Step 2: Convert to fraction form
    5,287.24/7,296.19 = 2,929.42/x
  3. Step 3: Cross multiply
    5,287.24x = 7,296.19 × 2,929.42
  4. Step 4: Simplify right side
    5,287.24x = 21,373,604.91
  5. Step 5: Solve for x
    x = 21,373,604.91/5,287.24
  6. Step 6: Final answer
    x = 4,042.49

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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.