Home / 5,287.26-7,295.72-2,929.34

Finding the Fourth Proportional to 5,287.26, 7,295.72 and 2,929.34

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Solution

The fourth proportional to 5,287.26, 7,295.72 and 2,929.34 is: 4,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.26 : 7,295.72 = 2,929.34 : x
  2. Step 2: Convert to fraction form
    5,287.26/7,295.72 = 2,929.34/x
  3. Step 3: Cross multiply
    5,287.26x = 7,295.72 × 2,929.34
  4. Step 4: Simplify right side
    5,287.26x = 21,371,644.42
  5. Step 5: Solve for x
    x = 21,371,644.42/5,287.26
  6. Step 6: Final answer
    x = 4,042.10

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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.