Home / 3,550.15-5,323.45-2,069.87

Finding the Fourth Proportional to 3,550.15, 5,323.45 and 2,069.87

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Solution

The fourth proportional to 3,550.15, 5,323.45 and 2,069.87 is: 3,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.15 : 5,323.45 = 2,069.87 : x
  2. Step 2: Convert to fraction form
    3,550.15/5,323.45 = 2,069.87/x
  3. Step 3: Cross multiply
    3,550.15x = 5,323.45 × 2,069.87
  4. Step 4: Simplify right side
    3,550.15x = 11,018,839.10
  5. Step 5: Solve for x
    x = 11,018,839.10/3,550.15
  6. Step 6: Final answer
    x = 3,103.77

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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.