Home / 2,427.19-3,349.15-1,379.23

Finding the Fourth Proportional to 2,427.19, 3,349.15 and 1,379.23

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Solution

The fourth proportional to 2,427.19, 3,349.15 and 1,379.23 is: 1,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.19 : 3,349.15 = 1,379.23 : x
  2. Step 2: Convert to fraction form
    2,427.19/3,349.15 = 1,379.23/x
  3. Step 3: Cross multiply
    2,427.19x = 3,349.15 × 1,379.23
  4. Step 4: Simplify right side
    2,427.19x = 4,619,248.15
  5. Step 5: Solve for x
    x = 4,619,248.15/2,427.19
  6. Step 6: Final answer
    x = 1,903.13

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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.