Home / 3,530.03-5,296.41-1,580.85

Finding the Fourth Proportional to 3,530.03, 5,296.41 and 1,580.85

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Solution

The fourth proportional to 3,530.03, 5,296.41 and 1,580.85 is: 2,371.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.03 : 5,296.41 = 1,580.85 : x
  2. Step 2: Convert to fraction form
    3,530.03/5,296.41 = 1,580.85/x
  3. Step 3: Cross multiply
    3,530.03x = 5,296.41 × 1,580.85
  4. Step 4: Simplify right side
    3,530.03x = 8,372,829.75
  5. Step 5: Solve for x
    x = 8,372,829.75/3,530.03
  6. Step 6: Final answer
    x = 2,371.89

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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.