Home / 10,887.09-16,337.93-3,961.59

Finding the Fourth Proportional to 10,887.09, 16,337.93 and 3,961.59

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Solution

The fourth proportional to 10,887.09, 16,337.93 and 3,961.59 is: 5,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.09 : 16,337.93 = 3,961.59 : x
  2. Step 2: Convert to fraction form
    10,887.09/16,337.93 = 3,961.59/x
  3. Step 3: Cross multiply
    10,887.09x = 16,337.93 × 3,961.59
  4. Step 4: Simplify right side
    10,887.09x = 64,724,180.11
  5. Step 5: Solve for x
    x = 64,724,180.11/10,887.09
  6. Step 6: Final answer
    x = 5,945.04

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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.