Home / 4,187.30-5,778.57-2,324.30

Finding the Fourth Proportional to 4,187.30, 5,778.57 and 2,324.30

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Solution

The fourth proportional to 4,187.30, 5,778.57 and 2,324.30 is: 3,207.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.30 : 5,778.57 = 2,324.30 : x
  2. Step 2: Convert to fraction form
    4,187.30/5,778.57 = 2,324.30/x
  3. Step 3: Cross multiply
    4,187.30x = 5,778.57 × 2,324.30
  4. Step 4: Simplify right side
    4,187.30x = 13,431,130.25
  5. Step 5: Solve for x
    x = 13,431,130.25/4,187.30
  6. Step 6: Final answer
    x = 3,207.59

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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.