Home / 4,549.80-6,826.37-1,917.97

Finding the Fourth Proportional to 4,549.80, 6,826.37 and 1,917.97

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Solution

The fourth proportional to 4,549.80, 6,826.37 and 1,917.97 is: 2,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.80 : 6,826.37 = 1,917.97 : x
  2. Step 2: Convert to fraction form
    4,549.80/6,826.37 = 1,917.97/x
  3. Step 3: Cross multiply
    4,549.80x = 6,826.37 × 1,917.97
  4. Step 4: Simplify right side
    4,549.80x = 13,092,729.15
  5. Step 5: Solve for x
    x = 13,092,729.15/4,549.80
  6. Step 6: Final answer
    x = 2,877.65

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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.