Home / 5,934.39-8,189.67-3,838.51

Finding the Fourth Proportional to 5,934.39, 8,189.67 and 3,838.51

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Solution

The fourth proportional to 5,934.39, 8,189.67 and 3,838.51 is: 5,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,934.39 : 8,189.67 = 3,838.51 : x
  2. Step 2: Convert to fraction form
    5,934.39/8,189.67 = 3,838.51/x
  3. Step 3: Cross multiply
    5,934.39x = 8,189.67 × 3,838.51
  4. Step 4: Simplify right side
    5,934.39x = 31,436,130.19
  5. Step 5: Solve for x
    x = 31,436,130.19/5,934.39
  6. Step 6: Final answer
    x = 5,297.28

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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.