Home / 2,924.72-4,031.84-2,224.88

Finding the Fourth Proportional to 2,924.72, 4,031.84 and 2,224.88

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Solution

The fourth proportional to 2,924.72, 4,031.84 and 2,224.88 is: 3,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.72 : 4,031.84 = 2,224.88 : x
  2. Step 2: Convert to fraction form
    2,924.72/4,031.84 = 2,224.88/x
  3. Step 3: Cross multiply
    2,924.72x = 4,031.84 × 2,224.88
  4. Step 4: Simplify right side
    2,924.72x = 8,970,360.18
  5. Step 5: Solve for x
    x = 8,970,360.18/2,924.72
  6. Step 6: Final answer
    x = 3,067.08

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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.