Home / 6,838.16-9,436.52-3,853.93

Finding the Fourth Proportional to 6,838.16, 9,436.52 and 3,853.93

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Solution

The fourth proportional to 6,838.16, 9,436.52 and 3,853.93 is: 5,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.16 : 9,436.52 = 3,853.93 : x
  2. Step 2: Convert to fraction form
    6,838.16/9,436.52 = 3,853.93/x
  3. Step 3: Cross multiply
    6,838.16x = 9,436.52 × 3,853.93
  4. Step 4: Simplify right side
    6,838.16x = 36,367,663.93
  5. Step 5: Solve for x
    x = 36,367,663.93/6,838.16
  6. Step 6: Final answer
    x = 5,318.34

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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.