Home / 10,395.27-14,345.49-5,679.56

Finding the Fourth Proportional to 10,395.27, 14,345.49 and 5,679.56

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Solution

The fourth proportional to 10,395.27, 14,345.49 and 5,679.56 is: 7,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.27 : 14,345.49 = 5,679.56 : x
  2. Step 2: Convert to fraction form
    10,395.27/14,345.49 = 5,679.56/x
  3. Step 3: Cross multiply
    10,395.27x = 14,345.49 × 5,679.56
  4. Step 4: Simplify right side
    10,395.27x = 81,475,971.06
  5. Step 5: Solve for x
    x = 81,475,971.06/10,395.27
  6. Step 6: Final answer
    x = 7,837.79

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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.