Home / 4,955.27-6,838.61-3,186.54

Finding the Fourth Proportional to 4,955.27, 6,838.61 and 3,186.54

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Solution

The fourth proportional to 4,955.27, 6,838.61 and 3,186.54 is: 4,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.27 : 6,838.61 = 3,186.54 : x
  2. Step 2: Convert to fraction form
    4,955.27/6,838.61 = 3,186.54/x
  3. Step 3: Cross multiply
    4,955.27x = 6,838.61 × 3,186.54
  4. Step 4: Simplify right side
    4,955.27x = 21,791,488.38
  5. Step 5: Solve for x
    x = 21,791,488.38/4,955.27
  6. Step 6: Final answer
    x = 4,397.64

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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.