Home / 5,455.27-7,528.49-3,097.63

Finding the Fourth Proportional to 5,455.27, 7,528.49 and 3,097.63

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Solution

The fourth proportional to 5,455.27, 7,528.49 and 3,097.63 is: 4,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.27 : 7,528.49 = 3,097.63 : x
  2. Step 2: Convert to fraction form
    5,455.27/7,528.49 = 3,097.63/x
  3. Step 3: Cross multiply
    5,455.27x = 7,528.49 × 3,097.63
  4. Step 4: Simplify right side
    5,455.27x = 23,320,476.48
  5. Step 5: Solve for x
    x = 23,320,476.48/5,455.27
  6. Step 6: Final answer
    x = 4,274.85

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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.