Home / 2,886.94-3,983.73-1,627.75

Finding the Fourth Proportional to 2,886.94, 3,983.73 and 1,627.75

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Solution

The fourth proportional to 2,886.94, 3,983.73 and 1,627.75 is: 2,246.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.94 : 3,983.73 = 1,627.75 : x
  2. Step 2: Convert to fraction form
    2,886.94/3,983.73 = 1,627.75/x
  3. Step 3: Cross multiply
    2,886.94x = 3,983.73 × 1,627.75
  4. Step 4: Simplify right side
    2,886.94x = 6,484,502.13
  5. Step 5: Solve for x
    x = 6,484,502.13/2,886.94
  6. Step 6: Final answer
    x = 2,246.15

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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.