Home / 3,254.97-4,491.86-1,762.89

Finding the Fourth Proportional to 3,254.97, 4,491.86 and 1,762.89

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Solution

The fourth proportional to 3,254.97, 4,491.86 and 1,762.89 is: 2,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.97 : 4,491.86 = 1,762.89 : x
  2. Step 2: Convert to fraction form
    3,254.97/4,491.86 = 1,762.89/x
  3. Step 3: Cross multiply
    3,254.97x = 4,491.86 × 1,762.89
  4. Step 4: Simplify right side
    3,254.97x = 7,918,646.26
  5. Step 5: Solve for x
    x = 7,918,646.26/3,254.97
  6. Step 6: Final answer
    x = 2,432.79

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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.