Home / 10,645.62-14,691.42-6,168.48

Finding the Fourth Proportional to 10,645.62, 14,691.42 and 6,168.48

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Solution

The fourth proportional to 10,645.62, 14,691.42 and 6,168.48 is: 8,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.62 : 14,691.42 = 6,168.48 : x
  2. Step 2: Convert to fraction form
    10,645.62/14,691.42 = 6,168.48/x
  3. Step 3: Cross multiply
    10,645.62x = 14,691.42 × 6,168.48
  4. Step 4: Simplify right side
    10,645.62x = 90,623,730.44
  5. Step 5: Solve for x
    x = 90,623,730.44/10,645.62
  6. Step 6: Final answer
    x = 8,512.77

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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.