Home / 3,530.24-5,299.20-2,228.48

Finding the Fourth Proportional to 3,530.24, 5,299.20 and 2,228.48

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Solution

The fourth proportional to 3,530.24, 5,299.20 and 2,228.48 is: 3,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.24 : 5,299.20 = 2,228.48 : x
  2. Step 2: Convert to fraction form
    3,530.24/5,299.20 = 2,228.48/x
  3. Step 3: Cross multiply
    3,530.24x = 5,299.20 × 2,228.48
  4. Step 4: Simplify right side
    3,530.24x = 11,809,161.22
  5. Step 5: Solve for x
    x = 11,809,161.22/3,530.24
  6. Step 6: Final answer
    x = 3,345.14

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1.5x scale

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.