Home / 3,686.92-5,530.37-3,036.28

Finding the Fourth Proportional to 3,686.92, 5,530.37 and 3,036.28

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Solution

The fourth proportional to 3,686.92, 5,530.37 and 3,036.28 is: 4,554.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.92 : 5,530.37 = 3,036.28 : x
  2. Step 2: Convert to fraction form
    3,686.92/5,530.37 = 3,036.28/x
  3. Step 3: Cross multiply
    3,686.92x = 5,530.37 × 3,036.28
  4. Step 4: Simplify right side
    3,686.92x = 16,791,736.64
  5. Step 5: Solve for x
    x = 16,791,736.64/3,686.92
  6. Step 6: Final answer
    x = 4,554.41

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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.