Home / 8,279.83-11,424.21-5,596.04

Finding the Fourth Proportional to 8,279.83, 11,424.21 and 5,596.04

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Solution

The fourth proportional to 8,279.83, 11,424.21 and 5,596.04 is: 7,721.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279.83 : 11,424.21 = 5,596.04 : x
  2. Step 2: Convert to fraction form
    8,279.83/11,424.21 = 5,596.04/x
  3. Step 3: Cross multiply
    8,279.83x = 11,424.21 × 5,596.04
  4. Step 4: Simplify right side
    8,279.83x = 63,930,364.69
  5. Step 5: Solve for x
    x = 63,930,364.69/8,279.83
  6. Step 6: Final answer
    x = 7,721.22

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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.