Home / 4,019.90-5,546.64-2,251.16

Finding the Fourth Proportional to 4,019.90, 5,546.64 and 2,251.16

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Solution

The fourth proportional to 4,019.90, 5,546.64 and 2,251.16 is: 3,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.90 : 5,546.64 = 2,251.16 : x
  2. Step 2: Convert to fraction form
    4,019.90/5,546.64 = 2,251.16/x
  3. Step 3: Cross multiply
    4,019.90x = 5,546.64 × 2,251.16
  4. Step 4: Simplify right side
    4,019.90x = 12,486,374.10
  5. Step 5: Solve for x
    x = 12,486,374.10/4,019.90
  6. Step 6: Final answer
    x = 3,106.14

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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.