Home / 3,441.12-4,749.84-2,199.12

Finding the Fourth Proportional to 3,441.12, 4,749.84 and 2,199.12

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Solution

The fourth proportional to 3,441.12, 4,749.84 and 2,199.12 is: 3,035.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.12 : 4,749.84 = 2,199.12 : x
  2. Step 2: Convert to fraction form
    3,441.12/4,749.84 = 2,199.12/x
  3. Step 3: Cross multiply
    3,441.12x = 4,749.84 × 2,199.12
  4. Step 4: Simplify right side
    3,441.12x = 10,445,468.14
  5. Step 5: Solve for x
    x = 10,445,468.14/3,441.12
  6. Step 6: Final answer
    x = 3,035.48

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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.