Home / 5,287.26-7,296.60-2,929.41

Finding the Fourth Proportional to 5,287.26, 7,296.60 and 2,929.41

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Solution

The fourth proportional to 5,287.26, 7,296.60 and 2,929.41 is: 4,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.26 : 7,296.60 = 2,929.41 : x
  2. Step 2: Convert to fraction form
    5,287.26/7,296.60 = 2,929.41/x
  3. Step 3: Cross multiply
    5,287.26x = 7,296.60 × 2,929.41
  4. Step 4: Simplify right side
    5,287.26x = 21,374,733.01
  5. Step 5: Solve for x
    x = 21,374,733.01/5,287.26
  6. Step 6: Final answer
    x = 4,042.69

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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.