Home / 7,226.84-10,840.68-2,843.12

Finding the Fourth Proportional to 7,226.84, 10,840.68 and 2,843.12

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Solution

The fourth proportional to 7,226.84, 10,840.68 and 2,843.12 is: 4,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.84 : 10,840.68 = 2,843.12 : x
  2. Step 2: Convert to fraction form
    7,226.84/10,840.68 = 2,843.12/x
  3. Step 3: Cross multiply
    7,226.84x = 10,840.68 × 2,843.12
  4. Step 4: Simplify right side
    7,226.84x = 30,821,354.12
  5. Step 5: Solve for x
    x = 30,821,354.12/7,226.84
  6. Step 6: Final answer
    x = 4,264.85

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1.5x scale

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.