Home / 11,179.14-15,425.37-6,463.14

Finding the Fourth Proportional to 11,179.14, 15,425.37 and 6,463.14

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Solution

The fourth proportional to 11,179.14, 15,425.37 and 6,463.14 is: 8,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.14 : 15,425.37 = 6,463.14 : x
  2. Step 2: Convert to fraction form
    11,179.14/15,425.37 = 6,463.14/x
  3. Step 3: Cross multiply
    11,179.14x = 15,425.37 × 6,463.14
  4. Step 4: Simplify right side
    11,179.14x = 99,696,325.86
  5. Step 5: Solve for x
    x = 99,696,325.86/11,179.14
  6. Step 6: Final answer
    x = 8,918.07

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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.