Home / 2,933.12-4,390.96-1,944.08

Finding the Fourth Proportional to 2,933.12, 4,390.96 and 1,944.08

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Solution

The fourth proportional to 2,933.12, 4,390.96 and 1,944.08 is: 2,910.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.12 : 4,390.96 = 1,944.08 : x
  2. Step 2: Convert to fraction form
    2,933.12/4,390.96 = 1,944.08/x
  3. Step 3: Cross multiply
    2,933.12x = 4,390.96 × 1,944.08
  4. Step 4: Simplify right side
    2,933.12x = 8,536,377.52
  5. Step 5: Solve for x
    x = 8,536,377.52/2,933.12
  6. Step 6: Final answer
    x = 2,910.34

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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.