Home / 10,382.71-14,327.68-5,905.93

Finding the Fourth Proportional to 10,382.71, 14,327.68 and 5,905.93

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Solution

The fourth proportional to 10,382.71, 14,327.68 and 5,905.93 is: 8,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.71 : 14,327.68 = 5,905.93 : x
  2. Step 2: Convert to fraction form
    10,382.71/14,327.68 = 5,905.93/x
  3. Step 3: Cross multiply
    10,382.71x = 14,327.68 × 5,905.93
  4. Step 4: Simplify right side
    10,382.71x = 84,618,173.97
  5. Step 5: Solve for x
    x = 84,618,173.97/10,382.71
  6. Step 6: Final answer
    x = 8,149.92

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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.