Home / 7,982.53-11,981.17-4,036.57

Finding the Fourth Proportional to 7,982.53, 11,981.17 and 4,036.57

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Solution

The fourth proportional to 7,982.53, 11,981.17 and 4,036.57 is: 6,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.53 : 11,981.17 = 4,036.57 : x
  2. Step 2: Convert to fraction form
    7,982.53/11,981.17 = 4,036.57/x
  3. Step 3: Cross multiply
    7,982.53x = 11,981.17 × 4,036.57
  4. Step 4: Simplify right side
    7,982.53x = 48,362,831.39
  5. Step 5: Solve for x
    x = 48,362,831.39/7,982.53
  6. Step 6: Final answer
    x = 6,058.58

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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.