Home / 7,310.94-10,966.41-2,631.57

Finding the Fourth Proportional to 7,310.94, 10,966.41 and 2,631.57

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Solution

The fourth proportional to 7,310.94, 10,966.41 and 2,631.57 is: 3,947.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.94 : 10,966.41 = 2,631.57 : x
  2. Step 2: Convert to fraction form
    7,310.94/10,966.41 = 2,631.57/x
  3. Step 3: Cross multiply
    7,310.94x = 10,966.41 × 2,631.57
  4. Step 4: Simplify right side
    7,310.94x = 28,858,875.56
  5. Step 5: Solve for x
    x = 28,858,875.56/7,310.94
  6. Step 6: Final answer
    x = 3,947.36

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Similar ratio
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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.