Home / 5,055.39-6,972.08-3,286.35

Finding the Fourth Proportional to 5,055.39, 6,972.08 and 3,286.35

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Solution

The fourth proportional to 5,055.39, 6,972.08 and 3,286.35 is: 4,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.39 : 6,972.08 = 3,286.35 : x
  2. Step 2: Convert to fraction form
    5,055.39/6,972.08 = 3,286.35/x
  3. Step 3: Cross multiply
    5,055.39x = 6,972.08 × 3,286.35
  4. Step 4: Simplify right side
    5,055.39x = 22,912,678.68
  5. Step 5: Solve for x
    x = 22,912,678.68/5,055.39
  6. Step 6: Final answer
    x = 4,532.33

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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.