Home / 9,042.79-13,568.80-5,299.97

Finding the Fourth Proportional to 9,042.79, 13,568.80 and 5,299.97

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Solution

The fourth proportional to 9,042.79, 13,568.80 and 5,299.97 is: 7,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.79 : 13,568.80 = 5,299.97 : x
  2. Step 2: Convert to fraction form
    9,042.79/13,568.80 = 5,299.97/x
  3. Step 3: Cross multiply
    9,042.79x = 13,568.80 × 5,299.97
  4. Step 4: Simplify right side
    9,042.79x = 71,914,232.94
  5. Step 5: Solve for x
    x = 71,914,232.94/9,042.79
  6. Step 6: Final answer
    x = 7,952.66

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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.