Home / 3,691.36-5,539.74-2,867.56

Finding the Fourth Proportional to 3,691.36, 5,539.74 and 2,867.56

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Solution

The fourth proportional to 3,691.36, 5,539.74 and 2,867.56 is: 4,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.36 : 5,539.74 = 2,867.56 : x
  2. Step 2: Convert to fraction form
    3,691.36/5,539.74 = 2,867.56/x
  3. Step 3: Cross multiply
    3,691.36x = 5,539.74 × 2,867.56
  4. Step 4: Simplify right side
    3,691.36x = 15,885,536.83
  5. Step 5: Solve for x
    x = 15,885,536.83/3,691.36
  6. Step 6: Final answer
    x = 4,303.44

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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.