Home / 3,400.16-5,103.68-2,289.44

Finding the Fourth Proportional to 3,400.16, 5,103.68 and 2,289.44

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Solution

The fourth proportional to 3,400.16, 5,103.68 and 2,289.44 is: 3,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.16 : 5,103.68 = 2,289.44 : x
  2. Step 2: Convert to fraction form
    3,400.16/5,103.68 = 2,289.44/x
  3. Step 3: Cross multiply
    3,400.16x = 5,103.68 × 2,289.44
  4. Step 4: Simplify right side
    3,400.16x = 11,684,570.45
  5. Step 5: Solve for x
    x = 11,684,570.45/3,400.16
  6. Step 6: Final answer
    x = 3,436.48

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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.