Home / 10,963.26-16,442.73-3,943.08

Finding the Fourth Proportional to 10,963.26, 16,442.73 and 3,943.08

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Solution

The fourth proportional to 10,963.26, 16,442.73 and 3,943.08 is: 5,913.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.26 : 16,442.73 = 3,943.08 : x
  2. Step 2: Convert to fraction form
    10,963.26/16,442.73 = 3,943.08/x
  3. Step 3: Cross multiply
    10,963.26x = 16,442.73 × 3,943.08
  4. Step 4: Simplify right side
    10,963.26x = 64,834,999.81
  5. Step 5: Solve for x
    x = 64,834,999.81/10,963.26
  6. Step 6: Final answer
    x = 5,913.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.