Home / 11,900.07-17,850.24-5,660.68

Finding the Fourth Proportional to 11,900.07, 17,850.24 and 5,660.68

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Solution

The fourth proportional to 11,900.07, 17,850.24 and 5,660.68 is: 8,491.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.07 : 17,850.24 = 5,660.68 : x
  2. Step 2: Convert to fraction form
    11,900.07/17,850.24 = 5,660.68/x
  3. Step 3: Cross multiply
    11,900.07x = 17,850.24 × 5,660.68
  4. Step 4: Simplify right side
    11,900.07x = 101,044,496.56
  5. Step 5: Solve for x
    x = 101,044,496.56/11,900.07
  6. Step 6: Final answer
    x = 8,491.08

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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.