Home / 7,332.21-10,118.43-3,975.03

Finding the Fourth Proportional to 7,332.21, 10,118.43 and 3,975.03

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Solution

The fourth proportional to 7,332.21, 10,118.43 and 3,975.03 is: 5,485.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.21 : 10,118.43 = 3,975.03 : x
  2. Step 2: Convert to fraction form
    7,332.21/10,118.43 = 3,975.03/x
  3. Step 3: Cross multiply
    7,332.21x = 10,118.43 × 3,975.03
  4. Step 4: Simplify right side
    7,332.21x = 40,221,062.80
  5. Step 5: Solve for x
    x = 40,221,062.80/7,332.21
  6. Step 6: Final answer
    x = 5,485.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.