Home / 10,343.99-15,515.97-3,767.49

Finding the Fourth Proportional to 10,343.99, 15,515.97 and 3,767.49

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Solution

The fourth proportional to 10,343.99, 15,515.97 and 3,767.49 is: 5,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.99 : 15,515.97 = 3,767.49 : x
  2. Step 2: Convert to fraction form
    10,343.99/15,515.97 = 3,767.49/x
  3. Step 3: Cross multiply
    10,343.99x = 15,515.97 × 3,767.49
  4. Step 4: Simplify right side
    10,343.99x = 58,456,247.69
  5. Step 5: Solve for x
    x = 58,456,247.69/10,343.99
  6. Step 6: Final answer
    x = 5,651.23

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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.