Home / 2,823.80-4,236.98-1,263.66

Finding the Fourth Proportional to 2,823.80, 4,236.98 and 1,263.66

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Solution

The fourth proportional to 2,823.80, 4,236.98 and 1,263.66 is: 1,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.80 : 4,236.98 = 1,263.66 : x
  2. Step 2: Convert to fraction form
    2,823.80/4,236.98 = 1,263.66/x
  3. Step 3: Cross multiply
    2,823.80x = 4,236.98 × 1,263.66
  4. Step 4: Simplify right side
    2,823.80x = 5,354,095.83
  5. Step 5: Solve for x
    x = 5,354,095.83/2,823.80
  6. Step 6: Final answer
    x = 1,896.06

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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.