Home / 10,995.91-15,194.45-8,006.53

Finding the Fourth Proportional to 10,995.91, 15,194.45 and 8,006.53

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Solution

The fourth proportional to 10,995.91, 15,194.45 and 8,006.53 is: 11,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.91 : 15,194.45 = 8,006.53 : x
  2. Step 2: Convert to fraction form
    10,995.91/15,194.45 = 8,006.53/x
  3. Step 3: Cross multiply
    10,995.91x = 15,194.45 × 8,006.53
  4. Step 4: Simplify right side
    10,995.91x = 121,654,819.76
  5. Step 5: Solve for x
    x = 121,654,819.76/10,995.91
  6. Step 6: Final answer
    x = 11,063.64

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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.