Home / 10,631.05-15,936.17-3,962.67

Finding the Fourth Proportional to 10,631.05, 15,936.17 and 3,962.67

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Solution

The fourth proportional to 10,631.05, 15,936.17 and 3,962.67 is: 5,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.05 : 15,936.17 = 3,962.67 : x
  2. Step 2: Convert to fraction form
    10,631.05/15,936.17 = 3,962.67/x
  3. Step 3: Cross multiply
    10,631.05x = 15,936.17 × 3,962.67
  4. Step 4: Simplify right side
    10,631.05x = 63,149,803.99
  5. Step 5: Solve for x
    x = 63,149,803.99/10,631.05
  6. Step 6: Final answer
    x = 5,940.13

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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.