Home / 2,448.96-3,372.72-2,031.12

Finding the Fourth Proportional to 2,448.96, 3,372.72 and 2,031.12

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Solution

The fourth proportional to 2,448.96, 3,372.72 and 2,031.12 is: 2,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.96 : 3,372.72 = 2,031.12 : x
  2. Step 2: Convert to fraction form
    2,448.96/3,372.72 = 2,031.12/x
  3. Step 3: Cross multiply
    2,448.96x = 3,372.72 × 2,031.12
  4. Step 4: Simplify right side
    2,448.96x = 6,850,399.05
  5. Step 5: Solve for x
    x = 6,850,399.05/2,448.96
  6. Step 6: Final answer
    x = 2,797.27

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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.