Home / 10,860.21-16,296.75-3,935.25

Finding the Fourth Proportional to 10,860.21, 16,296.75 and 3,935.25

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Solution

The fourth proportional to 10,860.21, 16,296.75 and 3,935.25 is: 5,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.21 : 16,296.75 = 3,935.25 : x
  2. Step 2: Convert to fraction form
    10,860.21/16,296.75 = 3,935.25/x
  3. Step 3: Cross multiply
    10,860.21x = 16,296.75 × 3,935.25
  4. Step 4: Simplify right side
    10,860.21x = 64,131,785.44
  5. Step 5: Solve for x
    x = 64,131,785.44/10,860.21
  6. Step 6: Final answer
    x = 5,905.21

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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.