Home / 2,827.75-4,239.57-1,901.01

Finding the Fourth Proportional to 2,827.75, 4,239.57 and 1,901.01

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Solution

The fourth proportional to 2,827.75, 4,239.57 and 1,901.01 is: 2,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.75 : 4,239.57 = 1,901.01 : x
  2. Step 2: Convert to fraction form
    2,827.75/4,239.57 = 1,901.01/x
  3. Step 3: Cross multiply
    2,827.75x = 4,239.57 × 1,901.01
  4. Step 4: Simplify right side
    2,827.75x = 8,059,443.77
  5. Step 5: Solve for x
    x = 8,059,443.77/2,827.75
  6. Step 6: Final answer
    x = 2,850.13

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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.