Home / 2,726.40-3,764.52-2,412.08

Finding the Fourth Proportional to 2,726.40, 3,764.52 and 2,412.08

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Solution

The fourth proportional to 2,726.40, 3,764.52 and 2,412.08 is: 3,330.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.40 : 3,764.52 = 2,412.08 : x
  2. Step 2: Convert to fraction form
    2,726.40/3,764.52 = 2,412.08/x
  3. Step 3: Cross multiply
    2,726.40x = 3,764.52 × 2,412.08
  4. Step 4: Simplify right side
    2,726.40x = 9,080,323.40
  5. Step 5: Solve for x
    x = 9,080,323.40/2,726.40
  6. Step 6: Final answer
    x = 3,330.52

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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.