Home / 7,331.92-10,996.71-2,136.58

Finding the Fourth Proportional to 7,331.92, 10,996.71 and 2,136.58

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Solution

The fourth proportional to 7,331.92, 10,996.71 and 2,136.58 is: 3,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.92 : 10,996.71 = 2,136.58 : x
  2. Step 2: Convert to fraction form
    7,331.92/10,996.71 = 2,136.58/x
  3. Step 3: Cross multiply
    7,331.92x = 10,996.71 × 2,136.58
  4. Step 4: Simplify right side
    7,331.92x = 23,495,350.65
  5. Step 5: Solve for x
    x = 23,495,350.65/7,331.92
  6. Step 6: Final answer
    x = 3,204.53

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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.