Home / 3,686.28-5,525.76-2,369.22

Finding the Fourth Proportional to 3,686.28, 5,525.76 and 2,369.22

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Solution

The fourth proportional to 3,686.28, 5,525.76 and 2,369.22 is: 3,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.28 : 5,525.76 = 2,369.22 : x
  2. Step 2: Convert to fraction form
    3,686.28/5,525.76 = 2,369.22/x
  3. Step 3: Cross multiply
    3,686.28x = 5,525.76 × 2,369.22
  4. Step 4: Simplify right side
    3,686.28x = 13,091,741.11
  5. Step 5: Solve for x
    x = 13,091,741.11/3,686.28
  6. Step 6: Final answer
    x = 3,551.48

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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.