Home / 7,486.38-11,226.32-3,975.62

Finding the Fourth Proportional to 7,486.38, 11,226.32 and 3,975.62

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Solution

The fourth proportional to 7,486.38, 11,226.32 and 3,975.62 is: 5,961.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.38 : 11,226.32 = 3,975.62 : x
  2. Step 2: Convert to fraction form
    7,486.38/11,226.32 = 3,975.62/x
  3. Step 3: Cross multiply
    7,486.38x = 11,226.32 × 3,975.62
  4. Step 4: Simplify right side
    7,486.38x = 44,631,506.31
  5. Step 5: Solve for x
    x = 44,631,506.31/7,486.38
  6. Step 6: Final answer
    x = 5,961.69

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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.