Home / 3,187.11-4,400.01-2,069.04

Finding the Fourth Proportional to 3,187.11, 4,400.01 and 2,069.04

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Solution

The fourth proportional to 3,187.11, 4,400.01 and 2,069.04 is: 2,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.11 : 4,400.01 = 2,069.04 : x
  2. Step 2: Convert to fraction form
    3,187.11/4,400.01 = 2,069.04/x
  3. Step 3: Cross multiply
    3,187.11x = 4,400.01 × 2,069.04
  4. Step 4: Simplify right side
    3,187.11x = 9,103,796.69
  5. Step 5: Solve for x
    x = 9,103,796.69/3,187.11
  6. Step 6: Final answer
    x = 2,856.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.