Home / 2,867.22-3,958.72-1,924.43

Finding the Fourth Proportional to 2,867.22, 3,958.72 and 1,924.43

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Solution

The fourth proportional to 2,867.22, 3,958.72 and 1,924.43 is: 2,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.22 : 3,958.72 = 1,924.43 : x
  2. Step 2: Convert to fraction form
    2,867.22/3,958.72 = 1,924.43/x
  3. Step 3: Cross multiply
    2,867.22x = 3,958.72 × 1,924.43
  4. Step 4: Simplify right side
    2,867.22x = 7,618,254.92
  5. Step 5: Solve for x
    x = 7,618,254.92/2,867.22
  6. Step 6: Final answer
    x = 2,657.02

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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.