Home / 10,272.66-15,399.41-5,585.73

Finding the Fourth Proportional to 10,272.66, 15,399.41 and 5,585.73

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Solution

The fourth proportional to 10,272.66, 15,399.41 and 5,585.73 is: 8,373.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.66 : 15,399.41 = 5,585.73 : x
  2. Step 2: Convert to fraction form
    10,272.66/15,399.41 = 5,585.73/x
  3. Step 3: Cross multiply
    10,272.66x = 15,399.41 × 5,585.73
  4. Step 4: Simplify right side
    10,272.66x = 86,016,918.49
  5. Step 5: Solve for x
    x = 86,016,918.49/10,272.66
  6. Step 6: Final answer
    x = 8,373.38

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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.