Home / 4,135.22-5,709.54-2,543.99

Finding the Fourth Proportional to 4,135.22, 5,709.54 and 2,543.99

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Solution

The fourth proportional to 4,135.22, 5,709.54 and 2,543.99 is: 3,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.22 : 5,709.54 = 2,543.99 : x
  2. Step 2: Convert to fraction form
    4,135.22/5,709.54 = 2,543.99/x
  3. Step 3: Cross multiply
    4,135.22x = 5,709.54 × 2,543.99
  4. Step 4: Simplify right side
    4,135.22x = 14,524,984.12
  5. Step 5: Solve for x
    x = 14,524,984.12/4,135.22
  6. Step 6: Final answer
    x = 3,512.51

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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.