Home / 3,693.09-5,538.68-1,095.42

Finding the Fourth Proportional to 3,693.09, 5,538.68 and 1,095.42

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Solution

The fourth proportional to 3,693.09, 5,538.68 and 1,095.42 is: 1,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.09 : 5,538.68 = 1,095.42 : x
  2. Step 2: Convert to fraction form
    3,693.09/5,538.68 = 1,095.42/x
  3. Step 3: Cross multiply
    3,693.09x = 5,538.68 × 1,095.42
  4. Step 4: Simplify right side
    3,693.09x = 6,067,175.37
  5. Step 5: Solve for x
    x = 6,067,175.37/3,693.09
  6. Step 6: Final answer
    x = 1,642.85

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1.5x scale

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.