Home / 2,873.08-3,964.98-2,251

Finding the Fourth Proportional to 2,873.08, 3,964.98 and 2,251

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Solution

The fourth proportional to 2,873.08, 3,964.98 and 2,251 is: 3,106.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.08 : 3,964.98 = 2,251 : x
  2. Step 2: Convert to fraction form
    2,873.08/3,964.98 = 2,251/x
  3. Step 3: Cross multiply
    2,873.08x = 3,964.98 × 2,251
  4. Step 4: Simplify right side
    2,873.08x = 8,925,169.98
  5. Step 5: Solve for x
    x = 8,925,169.98/2,873.08
  6. Step 6: Final answer
    x = 3,106.48

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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.