Home / 8,636.20-11,911.14-5,803.24

Finding the Fourth Proportional to 8,636.20, 11,911.14 and 5,803.24

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Solution

The fourth proportional to 8,636.20, 11,911.14 and 5,803.24 is: 8,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636.20 : 11,911.14 = 5,803.24 : x
  2. Step 2: Convert to fraction form
    8,636.20/11,911.14 = 5,803.24/x
  3. Step 3: Cross multiply
    8,636.20x = 11,911.14 × 5,803.24
  4. Step 4: Simplify right side
    8,636.20x = 69,123,204.09
  5. Step 5: Solve for x
    x = 69,123,204.09/8,636.20
  6. Step 6: Final answer
    x = 8,003.89

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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.