Home / 1,836.38-2,533.01-1,207.49

Finding the Fourth Proportional to 1,836.38, 2,533.01 and 1,207.49

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Solution

The fourth proportional to 1,836.38, 2,533.01 and 1,207.49 is: 1,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.38 : 2,533.01 = 1,207.49 : x
  2. Step 2: Convert to fraction form
    1,836.38/2,533.01 = 1,207.49/x
  3. Step 3: Cross multiply
    1,836.38x = 2,533.01 × 1,207.49
  4. Step 4: Simplify right side
    1,836.38x = 3,058,565.54
  5. Step 5: Solve for x
    x = 3,058,565.54/1,836.38
  6. Step 6: Final answer
    x = 1,665.54

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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.