Home / 2,354.05-3,248.58-1,409.88

Finding the Fourth Proportional to 2,354.05, 3,248.58 and 1,409.88

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Solution

The fourth proportional to 2,354.05, 3,248.58 and 1,409.88 is: 1,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.05 : 3,248.58 = 1,409.88 : x
  2. Step 2: Convert to fraction form
    2,354.05/3,248.58 = 1,409.88/x
  3. Step 3: Cross multiply
    2,354.05x = 3,248.58 × 1,409.88
  4. Step 4: Simplify right side
    2,354.05x = 4,580,107.97
  5. Step 5: Solve for x
    x = 4,580,107.97/2,354.05
  6. Step 6: Final answer
    x = 1,945.63

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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.