Home / 10,810.25-16,215.51-3,884.75

Finding the Fourth Proportional to 10,810.25, 16,215.51 and 3,884.75

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Solution

The fourth proportional to 10,810.25, 16,215.51 and 3,884.75 is: 5,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.25 : 16,215.51 = 3,884.75 : x
  2. Step 2: Convert to fraction form
    10,810.25/16,215.51 = 3,884.75/x
  3. Step 3: Cross multiply
    10,810.25x = 16,215.51 × 3,884.75
  4. Step 4: Simplify right side
    10,810.25x = 62,993,202.47
  5. Step 5: Solve for x
    x = 62,993,202.47/10,810.25
  6. Step 6: Final answer
    x = 5,827.17

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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.