Home / 10,171.28-14,036.84-5,694.14

Finding the Fourth Proportional to 10,171.28, 14,036.84 and 5,694.14

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Solution

The fourth proportional to 10,171.28, 14,036.84 and 5,694.14 is: 7,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.28 : 14,036.84 = 5,694.14 : x
  2. Step 2: Convert to fraction form
    10,171.28/14,036.84 = 5,694.14/x
  3. Step 3: Cross multiply
    10,171.28x = 14,036.84 × 5,694.14
  4. Step 4: Simplify right side
    10,171.28x = 79,927,732.12
  5. Step 5: Solve for x
    x = 79,927,732.12/10,171.28
  6. Step 6: Final answer
    x = 7,858.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.