Home / 3,399.20-5,095.36-2,303.68

Finding the Fourth Proportional to 3,399.20, 5,095.36 and 2,303.68

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Solution

The fourth proportional to 3,399.20, 5,095.36 and 2,303.68 is: 3,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.20 : 5,095.36 = 2,303.68 : x
  2. Step 2: Convert to fraction form
    3,399.20/5,095.36 = 2,303.68/x
  3. Step 3: Cross multiply
    3,399.20x = 5,095.36 × 2,303.68
  4. Step 4: Simplify right side
    3,399.20x = 11,738,078.92
  5. Step 5: Solve for x
    x = 11,738,078.92/3,399.20
  6. Step 6: Final answer
    x = 3,453.19

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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.