Home / 2,304.23-3,178.79-1,360.02

Finding the Fourth Proportional to 2,304.23, 3,178.79 and 1,360.02

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Solution

The fourth proportional to 2,304.23, 3,178.79 and 1,360.02 is: 1,876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.23 : 3,178.79 = 1,360.02 : x
  2. Step 2: Convert to fraction form
    2,304.23/3,178.79 = 1,360.02/x
  3. Step 3: Cross multiply
    2,304.23x = 3,178.79 × 1,360.02
  4. Step 4: Simplify right side
    2,304.23x = 4,323,211.18
  5. Step 5: Solve for x
    x = 4,323,211.18/2,304.23
  6. Step 6: Final answer
    x = 1,876.21

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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.