Home / 4,158-5,738.78-2,480.38

Finding the Fourth Proportional to 4,158, 5,738.78 and 2,480.38

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Solution

The fourth proportional to 4,158, 5,738.78 and 2,480.38 is: 3,423.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158 : 5,738.78 = 2,480.38 : x
  2. Step 2: Convert to fraction form
    4,158/5,738.78 = 2,480.38/x
  3. Step 3: Cross multiply
    4,158x = 5,738.78 × 2,480.38
  4. Step 4: Simplify right side
    4,158x = 14,234,355.14
  5. Step 5: Solve for x
    x = 14,234,355.14/4,158
  6. Step 6: Final answer
    x = 3,423.37

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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.