Home / 11,006.95-15,197.92-6,763.87

Finding the Fourth Proportional to 11,006.95, 15,197.92 and 6,763.87

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Solution

The fourth proportional to 11,006.95, 15,197.92 and 6,763.87 is: 9,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.95 : 15,197.92 = 6,763.87 : x
  2. Step 2: Convert to fraction form
    11,006.95/15,197.92 = 6,763.87/x
  3. Step 3: Cross multiply
    11,006.95x = 15,197.92 × 6,763.87
  4. Step 4: Simplify right side
    11,006.95x = 102,796,755.15
  5. Step 5: Solve for x
    x = 102,796,755.15/11,006.95
  6. Step 6: Final answer
    x = 9,339.26

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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.