Home / 2,148.11-2,964.62-1,204.05

Finding the Fourth Proportional to 2,148.11, 2,964.62 and 1,204.05

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Solution

The fourth proportional to 2,148.11, 2,964.62 and 1,204.05 is: 1,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.11 : 2,964.62 = 1,204.05 : x
  2. Step 2: Convert to fraction form
    2,148.11/2,964.62 = 1,204.05/x
  3. Step 3: Cross multiply
    2,148.11x = 2,964.62 × 1,204.05
  4. Step 4: Simplify right side
    2,148.11x = 3,569,553.72
  5. Step 5: Solve for x
    x = 3,569,553.72/2,148.11
  6. Step 6: Final answer
    x = 1,661.72

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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.