Home / 8,696.35-13,044.65-2,122.66

Finding the Fourth Proportional to 8,696.35, 13,044.65 and 2,122.66

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Solution

The fourth proportional to 8,696.35, 13,044.65 and 2,122.66 is: 3,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.35 : 13,044.65 = 2,122.66 : x
  2. Step 2: Convert to fraction form
    8,696.35/13,044.65 = 2,122.66/x
  3. Step 3: Cross multiply
    8,696.35x = 13,044.65 × 2,122.66
  4. Step 4: Simplify right side
    8,696.35x = 27,689,356.77
  5. Step 5: Solve for x
    x = 27,689,356.77/8,696.35
  6. Step 6: Final answer
    x = 3,184.02

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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.