Home / 6,186.78-8,537.73-3,392.28

Finding the Fourth Proportional to 6,186.78, 8,537.73 and 3,392.28

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Solution

The fourth proportional to 6,186.78, 8,537.73 and 3,392.28 is: 4,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.78 : 8,537.73 = 3,392.28 : x
  2. Step 2: Convert to fraction form
    6,186.78/8,537.73 = 3,392.28/x
  3. Step 3: Cross multiply
    6,186.78x = 8,537.73 × 3,392.28
  4. Step 4: Simplify right side
    6,186.78x = 28,962,370.72
  5. Step 5: Solve for x
    x = 28,962,370.72/6,186.78
  6. Step 6: Final answer
    x = 4,681.33

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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.