Home / 11,436.45-17,140.96-5,892.40

Finding the Fourth Proportional to 11,436.45, 17,140.96 and 5,892.40

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Solution

The fourth proportional to 11,436.45, 17,140.96 and 5,892.40 is: 8,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436.45 : 17,140.96 = 5,892.40 : x
  2. Step 2: Convert to fraction form
    11,436.45/17,140.96 = 5,892.40/x
  3. Step 3: Cross multiply
    11,436.45x = 17,140.96 × 5,892.40
  4. Step 4: Simplify right side
    11,436.45x = 101,001,392.70
  5. Step 5: Solve for x
    x = 101,001,392.70/11,436.45
  6. Step 6: Final answer
    x = 8,831.53

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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.