Home / 3,381.64-5,073.54-2,290.12

Finding the Fourth Proportional to 3,381.64, 5,073.54 and 2,290.12

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Solution

The fourth proportional to 3,381.64, 5,073.54 and 2,290.12 is: 3,435.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.64 : 5,073.54 = 2,290.12 : x
  2. Step 2: Convert to fraction form
    3,381.64/5,073.54 = 2,290.12/x
  3. Step 3: Cross multiply
    3,381.64x = 5,073.54 × 2,290.12
  4. Step 4: Simplify right side
    3,381.64x = 11,619,015.42
  5. Step 5: Solve for x
    x = 11,619,015.42/3,381.64
  6. Step 6: Final answer
    x = 3,435.91

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1.5x scale

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.