Home / 4,181.43-5,726.45-4,126.76

Finding the Fourth Proportional to 4,181.43, 5,726.45 and 4,126.76

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Solution

The fourth proportional to 4,181.43, 5,726.45 and 4,126.76 is: 5,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.43 : 5,726.45 = 4,126.76 : x
  2. Step 2: Convert to fraction form
    4,181.43/5,726.45 = 4,126.76/x
  3. Step 3: Cross multiply
    4,181.43x = 5,726.45 × 4,126.76
  4. Step 4: Simplify right side
    4,181.43x = 23,631,635.54
  5. Step 5: Solve for x
    x = 23,631,635.54/4,181.43
  6. Step 6: Final answer
    x = 5,651.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.