Home / 2,412.19-3,328.76-1,349.97

Finding the Fourth Proportional to 2,412.19, 3,328.76 and 1,349.97

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Solution

The fourth proportional to 2,412.19, 3,328.76 and 1,349.97 is: 1,862.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.19 : 3,328.76 = 1,349.97 : x
  2. Step 2: Convert to fraction form
    2,412.19/3,328.76 = 1,349.97/x
  3. Step 3: Cross multiply
    2,412.19x = 3,328.76 × 1,349.97
  4. Step 4: Simplify right side
    2,412.19x = 4,493,726.14
  5. Step 5: Solve for x
    x = 4,493,726.14/2,412.19
  6. Step 6: Final answer
    x = 1,862.92

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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.