Home / 8,279.44-11,425.58-4,695.08

Finding the Fourth Proportional to 8,279.44, 11,425.58 and 4,695.08

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Solution

The fourth proportional to 8,279.44, 11,425.58 and 4,695.08 is: 6,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279.44 : 11,425.58 = 4,695.08 : x
  2. Step 2: Convert to fraction form
    8,279.44/11,425.58 = 4,695.08/x
  3. Step 3: Cross multiply
    8,279.44x = 11,425.58 × 4,695.08
  4. Step 4: Simplify right side
    8,279.44x = 53,644,006.28
  5. Step 5: Solve for x
    x = 53,644,006.28/8,279.44
  6. Step 6: Final answer
    x = 6,479.18

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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.