Home / 3,402.18-5,103.95-1,454.36

Finding the Fourth Proportional to 3,402.18, 5,103.95 and 1,454.36

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Solution

The fourth proportional to 3,402.18, 5,103.95 and 1,454.36 is: 2,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.18 : 5,103.95 = 1,454.36 : x
  2. Step 2: Convert to fraction form
    3,402.18/5,103.95 = 1,454.36/x
  3. Step 3: Cross multiply
    3,402.18x = 5,103.95 × 1,454.36
  4. Step 4: Simplify right side
    3,402.18x = 7,422,947.93
  5. Step 5: Solve for x
    x = 7,422,947.93/3,402.18
  6. Step 6: Final answer
    x = 2,181.82

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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.