Home / 11,054.92-15,253.24-8,072.36

Finding the Fourth Proportional to 11,054.92, 15,253.24 and 8,072.36

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Solution

The fourth proportional to 11,054.92, 15,253.24 and 8,072.36 is: 11,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.92 : 15,253.24 = 8,072.36 : x
  2. Step 2: Convert to fraction form
    11,054.92/15,253.24 = 8,072.36/x
  3. Step 3: Cross multiply
    11,054.92x = 15,253.24 × 8,072.36
  4. Step 4: Simplify right side
    11,054.92x = 123,129,644.45
  5. Step 5: Solve for x
    x = 123,129,644.45/11,054.92
  6. Step 6: Final answer
    x = 11,138.00

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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.