Home / 7,399.15-11,098.70-3,506.29

Finding the Fourth Proportional to 7,399.15, 11,098.70 and 3,506.29

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Solution

The fourth proportional to 7,399.15, 11,098.70 and 3,506.29 is: 5,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.15 : 11,098.70 = 3,506.29 : x
  2. Step 2: Convert to fraction form
    7,399.15/11,098.70 = 3,506.29/x
  3. Step 3: Cross multiply
    7,399.15x = 11,098.70 × 3,506.29
  4. Step 4: Simplify right side
    7,399.15x = 38,915,243.29
  5. Step 5: Solve for x
    x = 38,915,243.29/7,399.15
  6. Step 6: Final answer
    x = 5,259.42

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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.