Home / 3,441.24-4,749.03-2,115.39

Finding the Fourth Proportional to 3,441.24, 4,749.03 and 2,115.39

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Solution

The fourth proportional to 3,441.24, 4,749.03 and 2,115.39 is: 2,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.24 : 4,749.03 = 2,115.39 : x
  2. Step 2: Convert to fraction form
    3,441.24/4,749.03 = 2,115.39/x
  3. Step 3: Cross multiply
    3,441.24x = 4,749.03 × 2,115.39
  4. Step 4: Simplify right side
    3,441.24x = 10,046,050.57
  5. Step 5: Solve for x
    x = 10,046,050.57/3,441.24
  6. Step 6: Final answer
    x = 2,919.31

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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.