Home / 11,146.83-16,721.87-5,949.87

Finding the Fourth Proportional to 11,146.83, 16,721.87 and 5,949.87

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Solution

The fourth proportional to 11,146.83, 16,721.87 and 5,949.87 is: 8,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.83 : 16,721.87 = 5,949.87 : x
  2. Step 2: Convert to fraction form
    11,146.83/16,721.87 = 5,949.87/x
  3. Step 3: Cross multiply
    11,146.83x = 16,721.87 × 5,949.87
  4. Step 4: Simplify right side
    11,146.83x = 99,492,952.66
  5. Step 5: Solve for x
    x = 99,492,952.66/11,146.83
  6. Step 6: Final answer
    x = 8,925.67

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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.