Home / 6,837.52-9,436.68-3,854

Finding the Fourth Proportional to 6,837.52, 9,436.68 and 3,854

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Solution

The fourth proportional to 6,837.52, 9,436.68 and 3,854 is: 5,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.52 : 9,436.68 = 3,854 : x
  2. Step 2: Convert to fraction form
    6,837.52/9,436.68 = 3,854/x
  3. Step 3: Cross multiply
    6,837.52x = 9,436.68 × 3,854
  4. Step 4: Simplify right side
    6,837.52x = 36,368,964.72
  5. Step 5: Solve for x
    x = 36,368,964.72/6,837.52
  6. Step 6: Final answer
    x = 5,319.03

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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.