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Finding the Fourth Proportional to 8,696.22, 13,044.99 and 2,853.42

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Solution

The fourth proportional to 8,696.22, 13,044.99 and 2,853.42 is: 4,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.22 : 13,044.99 = 2,853.42 : x
  2. Step 2: Convert to fraction form
    8,696.22/13,044.99 = 2,853.42/x
  3. Step 3: Cross multiply
    8,696.22x = 13,044.99 × 2,853.42
  4. Step 4: Simplify right side
    8,696.22x = 37,222,835.37
  5. Step 5: Solve for x
    x = 37,222,835.37/8,696.22
  6. Step 6: Final answer
    x = 4,280.35

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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.