Home / 3,530.36-5,285.28-3,060.43

Finding the Fourth Proportional to 3,530.36, 5,285.28 and 3,060.43

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Solution

The fourth proportional to 3,530.36, 5,285.28 and 3,060.43 is: 4,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.36 : 5,285.28 = 3,060.43 : x
  2. Step 2: Convert to fraction form
    3,530.36/5,285.28 = 3,060.43/x
  3. Step 3: Cross multiply
    3,530.36x = 5,285.28 × 3,060.43
  4. Step 4: Simplify right side
    3,530.36x = 16,175,229.47
  5. Step 5: Solve for x
    x = 16,175,229.47/3,530.36
  6. Step 6: Final answer
    x = 4,581.75

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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.