Home / 2,654.66-3,959.59-2,305.24

Finding the Fourth Proportional to 2,654.66, 3,959.59 and 2,305.24

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Solution

The fourth proportional to 2,654.66, 3,959.59 and 2,305.24 is: 3,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.66 : 3,959.59 = 2,305.24 : x
  2. Step 2: Convert to fraction form
    2,654.66/3,959.59 = 2,305.24/x
  3. Step 3: Cross multiply
    2,654.66x = 3,959.59 × 2,305.24
  4. Step 4: Simplify right side
    2,654.66x = 9,127,809.39
  5. Step 5: Solve for x
    x = 9,127,809.39/2,654.66
  6. Step 6: Final answer
    x = 3,438.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.