Home / 8,526.99-11,764.13-5,167.38

Finding the Fourth Proportional to 8,526.99, 11,764.13 and 5,167.38

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Solution

The fourth proportional to 8,526.99, 11,764.13 and 5,167.38 is: 7,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.99 : 11,764.13 = 5,167.38 : x
  2. Step 2: Convert to fraction form
    8,526.99/11,764.13 = 5,167.38/x
  3. Step 3: Cross multiply
    8,526.99x = 11,764.13 × 5,167.38
  4. Step 4: Simplify right side
    8,526.99x = 60,789,704.24
  5. Step 5: Solve for x
    x = 60,789,704.24/8,526.99
  6. Step 6: Final answer
    x = 7,129.09

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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.