Home / 7,041.36-9,716.66-3,854.03

Finding the Fourth Proportional to 7,041.36, 9,716.66 and 3,854.03

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Solution

The fourth proportional to 7,041.36, 9,716.66 and 3,854.03 is: 5,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.36 : 9,716.66 = 3,854.03 : x
  2. Step 2: Convert to fraction form
    7,041.36/9,716.66 = 3,854.03/x
  3. Step 3: Cross multiply
    7,041.36x = 9,716.66 × 3,854.03
  4. Step 4: Simplify right side
    7,041.36x = 37,448,245.74
  5. Step 5: Solve for x
    x = 37,448,245.74/7,041.36
  6. Step 6: Final answer
    x = 5,318.32

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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.