Home / 7,217.75-10,826.93-2,287.28

Finding the Fourth Proportional to 7,217.75, 10,826.93 and 2,287.28

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Solution

The fourth proportional to 7,217.75, 10,826.93 and 2,287.28 is: 3,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.75 : 10,826.93 = 2,287.28 : x
  2. Step 2: Convert to fraction form
    7,217.75/10,826.93 = 2,287.28/x
  3. Step 3: Cross multiply
    7,217.75x = 10,826.93 × 2,287.28
  4. Step 4: Simplify right side
    7,217.75x = 24,764,154.88
  5. Step 5: Solve for x
    x = 24,764,154.88/7,217.75
  6. Step 6: Final answer
    x = 3,431.01

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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.