Home / 3,525.27-5,286.87-1,185.01

Finding the Fourth Proportional to 3,525.27, 5,286.87 and 1,185.01

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Solution

The fourth proportional to 3,525.27, 5,286.87 and 1,185.01 is: 1,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.27 : 5,286.87 = 1,185.01 : x
  2. Step 2: Convert to fraction form
    3,525.27/5,286.87 = 1,185.01/x
  3. Step 3: Cross multiply
    3,525.27x = 5,286.87 × 1,185.01
  4. Step 4: Simplify right side
    3,525.27x = 6,264,967.38
  5. Step 5: Solve for x
    x = 6,264,967.38/3,525.27
  6. Step 6: Final answer
    x = 1,777.16

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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.