Home / 2,342.60-3,232.10-1,949

Finding the Fourth Proportional to 2,342.60, 3,232.10 and 1,949

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Solution

The fourth proportional to 2,342.60, 3,232.10 and 1,949 is: 2,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.60 : 3,232.10 = 1,949 : x
  2. Step 2: Convert to fraction form
    2,342.60/3,232.10 = 1,949/x
  3. Step 3: Cross multiply
    2,342.60x = 3,232.10 × 1,949
  4. Step 4: Simplify right side
    2,342.60x = 6,299,362.90
  5. Step 5: Solve for x
    x = 6,299,362.90/2,342.60
  6. Step 6: Final answer
    x = 2,689.05

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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.