Home / 8,566.29-12,838.82-4,857.26

Finding the Fourth Proportional to 8,566.29, 12,838.82 and 4,857.26

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Solution

The fourth proportional to 8,566.29, 12,838.82 and 4,857.26 is: 7,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.29 : 12,838.82 = 4,857.26 : x
  2. Step 2: Convert to fraction form
    8,566.29/12,838.82 = 4,857.26/x
  3. Step 3: Cross multiply
    8,566.29x = 12,838.82 × 4,857.26
  4. Step 4: Simplify right side
    8,566.29x = 62,361,398.35
  5. Step 5: Solve for x
    x = 62,361,398.35/8,566.29
  6. Step 6: Final answer
    x = 7,279.86

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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.