Home / 3,530.13-5,296.68-1,776.75

Finding the Fourth Proportional to 3,530.13, 5,296.68 and 1,776.75

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Solution

The fourth proportional to 3,530.13, 5,296.68 and 1,776.75 is: 2,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.13 : 5,296.68 = 1,776.75 : x
  2. Step 2: Convert to fraction form
    3,530.13/5,296.68 = 1,776.75/x
  3. Step 3: Cross multiply
    3,530.13x = 5,296.68 × 1,776.75
  4. Step 4: Simplify right side
    3,530.13x = 9,410,876.19
  5. Step 5: Solve for x
    x = 9,410,876.19/3,530.13
  6. Step 6: Final answer
    x = 2,665.87

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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.