Home / 8,279.74-12,412.62-3,596.22

Finding the Fourth Proportional to 8,279.74, 12,412.62 and 3,596.22

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Solution

The fourth proportional to 8,279.74, 12,412.62 and 3,596.22 is: 5,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279.74 : 12,412.62 = 3,596.22 : x
  2. Step 2: Convert to fraction form
    8,279.74/12,412.62 = 3,596.22/x
  3. Step 3: Cross multiply
    8,279.74x = 12,412.62 × 3,596.22
  4. Step 4: Simplify right side
    8,279.74x = 44,638,512.30
  5. Step 5: Solve for x
    x = 44,638,512.30/8,279.74
  6. Step 6: Final answer
    x = 5,391.29

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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.