Home / 2,944.68-4,419.03-1,905.15

Finding the Fourth Proportional to 2,944.68, 4,419.03 and 1,905.15

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Solution

The fourth proportional to 2,944.68, 4,419.03 and 1,905.15 is: 2,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.68 : 4,419.03 = 1,905.15 : x
  2. Step 2: Convert to fraction form
    2,944.68/4,419.03 = 1,905.15/x
  3. Step 3: Cross multiply
    2,944.68x = 4,419.03 × 1,905.15
  4. Step 4: Simplify right side
    2,944.68x = 8,418,915.00
  5. Step 5: Solve for x
    x = 8,418,915.00/2,944.68
  6. Step 6: Final answer
    x = 2,859.03

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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.