Home / 3,240.60-4,851.30-1,944.60

Finding the Fourth Proportional to 3,240.60, 4,851.30 and 1,944.60

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Solution

The fourth proportional to 3,240.60, 4,851.30 and 1,944.60 is: 2,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.60 : 4,851.30 = 1,944.60 : x
  2. Step 2: Convert to fraction form
    3,240.60/4,851.30 = 1,944.60/x
  3. Step 3: Cross multiply
    3,240.60x = 4,851.30 × 1,944.60
  4. Step 4: Simplify right side
    3,240.60x = 9,433,837.98
  5. Step 5: Solve for x
    x = 9,433,837.98/3,240.60
  6. Step 6: Final answer
    x = 2,911.14

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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.