Home / 7,041.09-9,716.62-3,854.37

Finding the Fourth Proportional to 7,041.09, 9,716.62 and 3,854.37

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Solution

The fourth proportional to 7,041.09, 9,716.62 and 3,854.37 is: 5,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.09 : 9,716.62 = 3,854.37 : x
  2. Step 2: Convert to fraction form
    7,041.09/9,716.62 = 3,854.37/x
  3. Step 3: Cross multiply
    7,041.09x = 9,716.62 × 3,854.37
  4. Step 4: Simplify right side
    7,041.09x = 37,451,448.63
  5. Step 5: Solve for x
    x = 37,451,448.63/7,041.09
  6. Step 6: Final answer
    x = 5,318.98

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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.