Home / 4,098.36-5,655.57-2,305.80

Finding the Fourth Proportional to 4,098.36, 5,655.57 and 2,305.80

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Solution

The fourth proportional to 4,098.36, 5,655.57 and 2,305.80 is: 3,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.36 : 5,655.57 = 2,305.80 : x
  2. Step 2: Convert to fraction form
    4,098.36/5,655.57 = 2,305.80/x
  3. Step 3: Cross multiply
    4,098.36x = 5,655.57 × 2,305.80
  4. Step 4: Simplify right side
    4,098.36x = 13,040,613.31
  5. Step 5: Solve for x
    x = 13,040,613.31/4,098.36
  6. Step 6: Final answer
    x = 3,181.91

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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.