Home / 10,187.64-14,057.76-5,939.60

Finding the Fourth Proportional to 10,187.64, 14,057.76 and 5,939.60

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Solution

The fourth proportional to 10,187.64, 14,057.76 and 5,939.60 is: 8,195.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.64 : 14,057.76 = 5,939.60 : x
  2. Step 2: Convert to fraction form
    10,187.64/14,057.76 = 5,939.60/x
  3. Step 3: Cross multiply
    10,187.64x = 14,057.76 × 5,939.60
  4. Step 4: Simplify right side
    10,187.64x = 83,497,471.30
  5. Step 5: Solve for x
    x = 83,497,471.30/10,187.64
  6. Step 6: Final answer
    x = 8,195.96

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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.