Home / 2,873.10-4,309.05-1,702.38

Finding the Fourth Proportional to 2,873.10, 4,309.05 and 1,702.38

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Solution

The fourth proportional to 2,873.10, 4,309.05 and 1,702.38 is: 2,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.10 : 4,309.05 = 1,702.38 : x
  2. Step 2: Convert to fraction form
    2,873.10/4,309.05 = 1,702.38/x
  3. Step 3: Cross multiply
    2,873.10x = 4,309.05 × 1,702.38
  4. Step 4: Simplify right side
    2,873.10x = 7,335,640.54
  5. Step 5: Solve for x
    x = 7,335,640.54/2,873.10
  6. Step 6: Final answer
    x = 2,553.21

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1.5x scale

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.