Home / 3,529.80-5,296.74-3,259.20

Finding the Fourth Proportional to 3,529.80, 5,296.74 and 3,259.20

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Solution

The fourth proportional to 3,529.80, 5,296.74 and 3,259.20 is: 4,890.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.80 : 5,296.74 = 3,259.20 : x
  2. Step 2: Convert to fraction form
    3,529.80/5,296.74 = 3,259.20/x
  3. Step 3: Cross multiply
    3,529.80x = 5,296.74 × 3,259.20
  4. Step 4: Simplify right side
    3,529.80x = 17,263,135.01
  5. Step 5: Solve for x
    x = 17,263,135.01/3,529.80
  6. Step 6: Final answer
    x = 4,890.68

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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.