Home / 4,288.97-6,434.78-1,823.74

Finding the Fourth Proportional to 4,288.97, 6,434.78 and 1,823.74

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Solution

The fourth proportional to 4,288.97, 6,434.78 and 1,823.74 is: 2,736.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.97 : 6,434.78 = 1,823.74 : x
  2. Step 2: Convert to fraction form
    4,288.97/6,434.78 = 1,823.74/x
  3. Step 3: Cross multiply
    4,288.97x = 6,434.78 × 1,823.74
  4. Step 4: Simplify right side
    4,288.97x = 11,735,340.47
  5. Step 5: Solve for x
    x = 11,735,340.47/4,288.97
  6. Step 6: Final answer
    x = 2,736.17

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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.