Home / 4,305.88-5,944.54-2,815.31

Finding the Fourth Proportional to 4,305.88, 5,944.54 and 2,815.31

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Solution

The fourth proportional to 4,305.88, 5,944.54 and 2,815.31 is: 3,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.88 : 5,944.54 = 2,815.31 : x
  2. Step 2: Convert to fraction form
    4,305.88/5,944.54 = 2,815.31/x
  3. Step 3: Cross multiply
    4,305.88x = 5,944.54 × 2,815.31
  4. Step 4: Simplify right side
    4,305.88x = 16,735,702.57
  5. Step 5: Solve for x
    x = 16,735,702.57/4,305.88
  6. Step 6: Final answer
    x = 3,886.71

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1.5x scale

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.