Home / 2,945.19-4,062.67-1,765.58

Finding the Fourth Proportional to 2,945.19, 4,062.67 and 1,765.58

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Solution

The fourth proportional to 2,945.19, 4,062.67 and 1,765.58 is: 2,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.19 : 4,062.67 = 1,765.58 : x
  2. Step 2: Convert to fraction form
    2,945.19/4,062.67 = 1,765.58/x
  3. Step 3: Cross multiply
    2,945.19x = 4,062.67 × 1,765.58
  4. Step 4: Simplify right side
    2,945.19x = 7,172,944.17
  5. Step 5: Solve for x
    x = 7,172,944.17/2,945.19
  6. Step 6: Final answer
    x = 2,435.48

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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.