Home / 4,008.18-5,535.09-3,790.02

Finding the Fourth Proportional to 4,008.18, 5,535.09 and 3,790.02

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Solution

The fourth proportional to 4,008.18, 5,535.09 and 3,790.02 is: 5,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.18 : 5,535.09 = 3,790.02 : x
  2. Step 2: Convert to fraction form
    4,008.18/5,535.09 = 3,790.02/x
  3. Step 3: Cross multiply
    4,008.18x = 5,535.09 × 3,790.02
  4. Step 4: Simplify right side
    4,008.18x = 20,978,101.80
  5. Step 5: Solve for x
    x = 20,978,101.80/4,008.18
  6. Step 6: Final answer
    x = 5,233.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.