Home / 6,186.50-9,279.57-2,290.82

Finding the Fourth Proportional to 6,186.50, 9,279.57 and 2,290.82

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Solution

The fourth proportional to 6,186.50, 9,279.57 and 2,290.82 is: 3,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.50 : 9,279.57 = 2,290.82 : x
  2. Step 2: Convert to fraction form
    6,186.50/9,279.57 = 2,290.82/x
  3. Step 3: Cross multiply
    6,186.50x = 9,279.57 × 2,290.82
  4. Step 4: Simplify right side
    6,186.50x = 21,257,824.55
  5. Step 5: Solve for x
    x = 21,257,824.55/6,186.50
  6. Step 6: Final answer
    x = 3,436.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.