Home / 4,155.38-6,227.88-2,075.97

Finding the Fourth Proportional to 4,155.38, 6,227.88 and 2,075.97

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Solution

The fourth proportional to 4,155.38, 6,227.88 and 2,075.97 is: 3,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.38 : 6,227.88 = 2,075.97 : x
  2. Step 2: Convert to fraction form
    4,155.38/6,227.88 = 2,075.97/x
  3. Step 3: Cross multiply
    4,155.38x = 6,227.88 × 2,075.97
  4. Step 4: Simplify right side
    4,155.38x = 12,928,895.94
  5. Step 5: Solve for x
    x = 12,928,895.94/4,155.38
  6. Step 6: Final answer
    x = 3,111.36

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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.