Home / 3,101.74-4,271.25-2,566.69

Finding the Fourth Proportional to 3,101.74, 4,271.25 and 2,566.69

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Solution

The fourth proportional to 3,101.74, 4,271.25 and 2,566.69 is: 3,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.74 : 4,271.25 = 2,566.69 : x
  2. Step 2: Convert to fraction form
    3,101.74/4,271.25 = 2,566.69/x
  3. Step 3: Cross multiply
    3,101.74x = 4,271.25 × 2,566.69
  4. Step 4: Simplify right side
    3,101.74x = 10,962,974.66
  5. Step 5: Solve for x
    x = 10,962,974.66/3,101.74
  6. Step 6: Final answer
    x = 3,534.46

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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.