Home / 8,526.06-11,767.78-5,729.94

Finding the Fourth Proportional to 8,526.06, 11,767.78 and 5,729.94

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Solution

The fourth proportional to 8,526.06, 11,767.78 and 5,729.94 is: 7,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.06 : 11,767.78 = 5,729.94 : x
  2. Step 2: Convert to fraction form
    8,526.06/11,767.78 = 5,729.94/x
  3. Step 3: Cross multiply
    8,526.06x = 11,767.78 × 5,729.94
  4. Step 4: Simplify right side
    8,526.06x = 67,428,644.68
  5. Step 5: Solve for x
    x = 67,428,644.68/8,526.06
  6. Step 6: Final answer
    x = 7,908.54

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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.