Home / 3,083.62-4,256.28-1,758.19

Finding the Fourth Proportional to 3,083.62, 4,256.28 and 1,758.19

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Solution

The fourth proportional to 3,083.62, 4,256.28 and 1,758.19 is: 2,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.62 : 4,256.28 = 1,758.19 : x
  2. Step 2: Convert to fraction form
    3,083.62/4,256.28 = 1,758.19/x
  3. Step 3: Cross multiply
    3,083.62x = 4,256.28 × 1,758.19
  4. Step 4: Simplify right side
    3,083.62x = 7,483,348.93
  5. Step 5: Solve for x
    x = 7,483,348.93/3,083.62
  6. Step 6: Final answer
    x = 2,426.81

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Half scale
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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.