Home / 10,997.79-16,494.16-6,556.71

Finding the Fourth Proportional to 10,997.79, 16,494.16 and 6,556.71

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Solution

The fourth proportional to 10,997.79, 16,494.16 and 6,556.71 is: 9,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.79 : 16,494.16 = 6,556.71 : x
  2. Step 2: Convert to fraction form
    10,997.79/16,494.16 = 6,556.71/x
  3. Step 3: Cross multiply
    10,997.79x = 16,494.16 × 6,556.71
  4. Step 4: Simplify right side
    10,997.79x = 108,147,423.81
  5. Step 5: Solve for x
    x = 108,147,423.81/10,997.79
  6. Step 6: Final answer
    x = 9,833.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.