Home / 2,963.31-4,088.91-1,767.93

Finding the Fourth Proportional to 2,963.31, 4,088.91 and 1,767.93

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Solution

The fourth proportional to 2,963.31, 4,088.91 and 1,767.93 is: 2,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.31 : 4,088.91 = 1,767.93 : x
  2. Step 2: Convert to fraction form
    2,963.31/4,088.91 = 1,767.93/x
  3. Step 3: Cross multiply
    2,963.31x = 4,088.91 × 1,767.93
  4. Step 4: Simplify right side
    2,963.31x = 7,228,906.66
  5. Step 5: Solve for x
    x = 7,228,906.66/2,963.31
  6. Step 6: Final answer
    x = 2,439.47

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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.