Home / 6,837.84-9,436.55-3,854.00

Finding the Fourth Proportional to 6,837.84, 9,436.55 and 3,854.00

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Solution

The fourth proportional to 6,837.84, 9,436.55 and 3,854.00 is: 5,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.84 : 9,436.55 = 3,854.00 : x
  2. Step 2: Convert to fraction form
    6,837.84/9,436.55 = 3,854.00/x
  3. Step 3: Cross multiply
    6,837.84x = 9,436.55 × 3,854.00
  4. Step 4: Simplify right side
    6,837.84x = 36,368,397.25
  5. Step 5: Solve for x
    x = 36,368,397.25/6,837.84
  6. Step 6: Final answer
    x = 5,318.70

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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.