Home / 2,716.05-4,074.90-1,155.24

Finding the Fourth Proportional to 2,716.05, 4,074.90 and 1,155.24

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Solution

The fourth proportional to 2,716.05, 4,074.90 and 1,155.24 is: 1,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.05 : 4,074.90 = 1,155.24 : x
  2. Step 2: Convert to fraction form
    2,716.05/4,074.90 = 1,155.24/x
  3. Step 3: Cross multiply
    2,716.05x = 4,074.90 × 1,155.24
  4. Step 4: Simplify right side
    2,716.05x = 4,707,487.48
  5. Step 5: Solve for x
    x = 4,707,487.48/2,716.05
  6. Step 6: Final answer
    x = 1,733.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.