Home / 3,188.22-4,782.42-1,544.46

Finding the Fourth Proportional to 3,188.22, 4,782.42 and 1,544.46

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Solution

The fourth proportional to 3,188.22, 4,782.42 and 1,544.46 is: 2,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.22 : 4,782.42 = 1,544.46 : x
  2. Step 2: Convert to fraction form
    3,188.22/4,782.42 = 1,544.46/x
  3. Step 3: Cross multiply
    3,188.22x = 4,782.42 × 1,544.46
  4. Step 4: Simplify right side
    3,188.22x = 7,386,256.39
  5. Step 5: Solve for x
    x = 7,386,256.39/3,188.22
  6. Step 6: Final answer
    x = 2,316.73

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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.