Home / 7,473.78-11,204.55-3,523.14

Finding the Fourth Proportional to 7,473.78, 11,204.55 and 3,523.14

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Solution

The fourth proportional to 7,473.78, 11,204.55 and 3,523.14 is: 5,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.78 : 11,204.55 = 3,523.14 : x
  2. Step 2: Convert to fraction form
    7,473.78/11,204.55 = 3,523.14/x
  3. Step 3: Cross multiply
    7,473.78x = 11,204.55 × 3,523.14
  4. Step 4: Simplify right side
    7,473.78x = 39,475,198.29
  5. Step 5: Solve for x
    x = 39,475,198.29/7,473.78
  6. Step 6: Final answer
    x = 5,281.83

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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.