Home / 2,726.50-4,084.32-1,263.64

Finding the Fourth Proportional to 2,726.50, 4,084.32 and 1,263.64

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Solution

The fourth proportional to 2,726.50, 4,084.32 and 1,263.64 is: 1,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.50 : 4,084.32 = 1,263.64 : x
  2. Step 2: Convert to fraction form
    2,726.50/4,084.32 = 1,263.64/x
  3. Step 3: Cross multiply
    2,726.50x = 4,084.32 × 1,263.64
  4. Step 4: Simplify right side
    2,726.50x = 5,161,110.12
  5. Step 5: Solve for x
    x = 5,161,110.12/2,726.50
  6. Step 6: Final answer
    x = 1,892.94

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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.