Home / 10,141.20-13,997.37-6,164.97

Finding the Fourth Proportional to 10,141.20, 13,997.37 and 6,164.97

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Solution

The fourth proportional to 10,141.20, 13,997.37 and 6,164.97 is: 8,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141.20 : 13,997.37 = 6,164.97 : x
  2. Step 2: Convert to fraction form
    10,141.20/13,997.37 = 6,164.97/x
  3. Step 3: Cross multiply
    10,141.20x = 13,997.37 × 6,164.97
  4. Step 4: Simplify right side
    10,141.20x = 86,293,366.13
  5. Step 5: Solve for x
    x = 86,293,366.13/10,141.20
  6. Step 6: Final answer
    x = 8,509.19

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1.5x scale

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.