Home / 3,525.08-5,287.68-927.92

Finding the Fourth Proportional to 3,525.08, 5,287.68 and 927.92

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Solution

The fourth proportional to 3,525.08, 5,287.68 and 927.92 is: 1,391.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.08 : 5,287.68 = 927.92 : x
  2. Step 2: Convert to fraction form
    3,525.08/5,287.68 = 927.92/x
  3. Step 3: Cross multiply
    3,525.08x = 5,287.68 × 927.92
  4. Step 4: Simplify right side
    3,525.08x = 4,906,544.03
  5. Step 5: Solve for x
    x = 4,906,544.03/3,525.08
  6. Step 6: Final answer
    x = 1,391.90

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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.