Home / 7,290.24-10,928.84-2,846.87

Finding the Fourth Proportional to 7,290.24, 10,928.84 and 2,846.87

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Solution

The fourth proportional to 7,290.24, 10,928.84 and 2,846.87 is: 4,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.24 : 10,928.84 = 2,846.87 : x
  2. Step 2: Convert to fraction form
    7,290.24/10,928.84 = 2,846.87/x
  3. Step 3: Cross multiply
    7,290.24x = 10,928.84 × 2,846.87
  4. Step 4: Simplify right side
    7,290.24x = 31,112,932.09
  5. Step 5: Solve for x
    x = 31,112,932.09/7,290.24
  6. Step 6: Final answer
    x = 4,267.75

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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.