Home / 2,864.08-4,293.78-1,896.04

Finding the Fourth Proportional to 2,864.08, 4,293.78 and 1,896.04

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Solution

The fourth proportional to 2,864.08, 4,293.78 and 1,896.04 is: 2,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.08 : 4,293.78 = 1,896.04 : x
  2. Step 2: Convert to fraction form
    2,864.08/4,293.78 = 1,896.04/x
  3. Step 3: Cross multiply
    2,864.08x = 4,293.78 × 1,896.04
  4. Step 4: Simplify right side
    2,864.08x = 8,141,178.63
  5. Step 5: Solve for x
    x = 8,141,178.63/2,864.08
  6. Step 6: Final answer
    x = 2,842.51

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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.