Home / 2,767.08-4,144.56-2,145.93

Finding the Fourth Proportional to 2,767.08, 4,144.56 and 2,145.93

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Solution

The fourth proportional to 2,767.08, 4,144.56 and 2,145.93 is: 3,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.08 : 4,144.56 = 2,145.93 : x
  2. Step 2: Convert to fraction form
    2,767.08/4,144.56 = 2,145.93/x
  3. Step 3: Cross multiply
    2,767.08x = 4,144.56 × 2,145.93
  4. Step 4: Simplify right side
    2,767.08x = 8,893,935.64
  5. Step 5: Solve for x
    x = 8,893,935.64/2,767.08
  6. Step 6: Final answer
    x = 3,214.20

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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.