Home / 3,298.40-4,947.56-1,349.24

Finding the Fourth Proportional to 3,298.40, 4,947.56 and 1,349.24

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Solution

The fourth proportional to 3,298.40, 4,947.56 and 1,349.24 is: 2,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.40 : 4,947.56 = 1,349.24 : x
  2. Step 2: Convert to fraction form
    3,298.40/4,947.56 = 1,349.24/x
  3. Step 3: Cross multiply
    3,298.40x = 4,947.56 × 1,349.24
  4. Step 4: Simplify right side
    3,298.40x = 6,675,414.37
  5. Step 5: Solve for x
    x = 6,675,414.37/3,298.40
  6. Step 6: Final answer
    x = 2,023.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.