Home / 8,397.09-11,592.78-5,568.31

Finding the Fourth Proportional to 8,397.09, 11,592.78 and 5,568.31

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Solution

The fourth proportional to 8,397.09, 11,592.78 and 5,568.31 is: 7,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.09 : 11,592.78 = 5,568.31 : x
  2. Step 2: Convert to fraction form
    8,397.09/11,592.78 = 5,568.31/x
  3. Step 3: Cross multiply
    8,397.09x = 11,592.78 × 5,568.31
  4. Step 4: Simplify right side
    8,397.09x = 64,552,163.82
  5. Step 5: Solve for x
    x = 64,552,163.82/8,397.09
  6. Step 6: Final answer
    x = 7,687.45

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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.