Home / 3,686.27-5,525.35-1,603.85

Finding the Fourth Proportional to 3,686.27, 5,525.35 and 1,603.85

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Solution

The fourth proportional to 3,686.27, 5,525.35 and 1,603.85 is: 2,404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.27 : 5,525.35 = 1,603.85 : x
  2. Step 2: Convert to fraction form
    3,686.27/5,525.35 = 1,603.85/x
  3. Step 3: Cross multiply
    3,686.27x = 5,525.35 × 1,603.85
  4. Step 4: Simplify right side
    3,686.27x = 8,861,832.60
  5. Step 5: Solve for x
    x = 8,861,832.60/3,686.27
  6. Step 6: Final answer
    x = 2,404.01

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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.