Home / 7,268.28-10,907.85-2,826.65

Finding the Fourth Proportional to 7,268.28, 10,907.85 and 2,826.65

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Solution

The fourth proportional to 7,268.28, 10,907.85 and 2,826.65 is: 4,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.28 : 10,907.85 = 2,826.65 : x
  2. Step 2: Convert to fraction form
    7,268.28/10,907.85 = 2,826.65/x
  3. Step 3: Cross multiply
    7,268.28x = 10,907.85 × 2,826.65
  4. Step 4: Simplify right side
    7,268.28x = 30,832,619.66
  5. Step 5: Solve for x
    x = 30,832,619.66/7,268.28
  6. Step 6: Final answer
    x = 4,242.08

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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.