Home / 7,469.12-10,292.47-5,340.92

Finding the Fourth Proportional to 7,469.12, 10,292.47 and 5,340.92

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Solution

The fourth proportional to 7,469.12, 10,292.47 and 5,340.92 is: 7,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.12 : 10,292.47 = 5,340.92 : x
  2. Step 2: Convert to fraction form
    7,469.12/10,292.47 = 5,340.92/x
  3. Step 3: Cross multiply
    7,469.12x = 10,292.47 × 5,340.92
  4. Step 4: Simplify right side
    7,469.12x = 54,971,194.06
  5. Step 5: Solve for x
    x = 54,971,194.06/7,469.12
  6. Step 6: Final answer
    x = 7,359.79

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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.