Home / 3,530.64-5,305.56-3,401.04

Finding the Fourth Proportional to 3,530.64, 5,305.56 and 3,401.04

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Solution

The fourth proportional to 3,530.64, 5,305.56 and 3,401.04 is: 5,110.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.64 : 5,305.56 = 3,401.04 : x
  2. Step 2: Convert to fraction form
    3,530.64/5,305.56 = 3,401.04/x
  3. Step 3: Cross multiply
    3,530.64x = 5,305.56 × 3,401.04
  4. Step 4: Simplify right side
    3,530.64x = 18,044,421.78
  5. Step 5: Solve for x
    x = 18,044,421.78/3,530.64
  6. Step 6: Final answer
    x = 5,110.81

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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.