Home / 3,484.32-5,223.82-1,402.73

Finding the Fourth Proportional to 3,484.32, 5,223.82 and 1,402.73

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Solution

The fourth proportional to 3,484.32, 5,223.82 and 1,402.73 is: 2,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.32 : 5,223.82 = 1,402.73 : x
  2. Step 2: Convert to fraction form
    3,484.32/5,223.82 = 1,402.73/x
  3. Step 3: Cross multiply
    3,484.32x = 5,223.82 × 1,402.73
  4. Step 4: Simplify right side
    3,484.32x = 7,327,579.40
  5. Step 5: Solve for x
    x = 7,327,579.40/3,484.32
  6. Step 6: Final answer
    x = 2,103.02

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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.