Home / 2,944.36-4,062.99-1,765.20

Finding the Fourth Proportional to 2,944.36, 4,062.99 and 1,765.20

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Solution

The fourth proportional to 2,944.36, 4,062.99 and 1,765.20 is: 2,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.36 : 4,062.99 = 1,765.20 : x
  2. Step 2: Convert to fraction form
    2,944.36/4,062.99 = 1,765.20/x
  3. Step 3: Cross multiply
    2,944.36x = 4,062.99 × 1,765.20
  4. Step 4: Simplify right side
    2,944.36x = 7,172,011.80
  5. Step 5: Solve for x
    x = 7,172,011.80/2,944.36
  6. Step 6: Final answer
    x = 2,435.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.