Home / 6,838.24-9,436.57-3,854.06

Finding the Fourth Proportional to 6,838.24, 9,436.57 and 3,854.06

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Solution

The fourth proportional to 6,838.24, 9,436.57 and 3,854.06 is: 5,318.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.24 : 9,436.57 = 3,854.06 : x
  2. Step 2: Convert to fraction form
    6,838.24/9,436.57 = 3,854.06/x
  3. Step 3: Cross multiply
    6,838.24x = 9,436.57 × 3,854.06
  4. Step 4: Simplify right side
    6,838.24x = 36,369,106.97
  5. Step 5: Solve for x
    x = 36,369,106.97/6,838.24
  6. Step 6: Final answer
    x = 5,318.49

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1.5x scale

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.