Home / 3,716.47-5,128.77-2,037.83

Finding the Fourth Proportional to 3,716.47, 5,128.77 and 2,037.83

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Solution

The fourth proportional to 3,716.47, 5,128.77 and 2,037.83 is: 2,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.47 : 5,128.77 = 2,037.83 : x
  2. Step 2: Convert to fraction form
    3,716.47/5,128.77 = 2,037.83/x
  3. Step 3: Cross multiply
    3,716.47x = 5,128.77 × 2,037.83
  4. Step 4: Simplify right side
    3,716.47x = 10,451,575.18
  5. Step 5: Solve for x
    x = 10,451,575.18/3,716.47
  6. Step 6: Final answer
    x = 2,812.24

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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.