Home / 11,548.80-15,937.29-6,243.57

Finding the Fourth Proportional to 11,548.80, 15,937.29 and 6,243.57

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Solution

The fourth proportional to 11,548.80, 15,937.29 and 6,243.57 is: 8,616.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.80 : 15,937.29 = 6,243.57 : x
  2. Step 2: Convert to fraction form
    11,548.80/15,937.29 = 6,243.57/x
  3. Step 3: Cross multiply
    11,548.80x = 15,937.29 × 6,243.57
  4. Step 4: Simplify right side
    11,548.80x = 99,505,585.73
  5. Step 5: Solve for x
    x = 99,505,585.73/11,548.80
  6. Step 6: Final answer
    x = 8,616.10

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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.