Home / 10,395.93-14,342.78-5,918.54

Finding the Fourth Proportional to 10,395.93, 14,342.78 and 5,918.54

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Solution

The fourth proportional to 10,395.93, 14,342.78 and 5,918.54 is: 8,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.93 : 14,342.78 = 5,918.54 : x
  2. Step 2: Convert to fraction form
    10,395.93/14,342.78 = 5,918.54/x
  3. Step 3: Cross multiply
    10,395.93x = 14,342.78 × 5,918.54
  4. Step 4: Simplify right side
    10,395.93x = 84,888,317.14
  5. Step 5: Solve for x
    x = 84,888,317.14/10,395.93
  6. Step 6: Final answer
    x = 8,165.53

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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.