Home / 11,341.61-15,647.27-6,863.73

Finding the Fourth Proportional to 11,341.61, 15,647.27 and 6,863.73

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Solution

The fourth proportional to 11,341.61, 15,647.27 and 6,863.73 is: 9,469.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.61 : 15,647.27 = 6,863.73 : x
  2. Step 2: Convert to fraction form
    11,341.61/15,647.27 = 6,863.73/x
  3. Step 3: Cross multiply
    11,341.61x = 15,647.27 × 6,863.73
  4. Step 4: Simplify right side
    11,341.61x = 107,398,636.52
  5. Step 5: Solve for x
    x = 107,398,636.52/11,341.61
  6. Step 6: Final answer
    x = 9,469.43

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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.