Home / 7,093.72-10,631.26-3,143.62

Finding the Fourth Proportional to 7,093.72, 10,631.26 and 3,143.62

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Solution

The fourth proportional to 7,093.72, 10,631.26 and 3,143.62 is: 4,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.72 : 10,631.26 = 3,143.62 : x
  2. Step 2: Convert to fraction form
    7,093.72/10,631.26 = 3,143.62/x
  3. Step 3: Cross multiply
    7,093.72x = 10,631.26 × 3,143.62
  4. Step 4: Simplify right side
    7,093.72x = 33,420,641.56
  5. Step 5: Solve for x
    x = 33,420,641.56/7,093.72
  6. Step 6: Final answer
    x = 4,711.30

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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.