Home / 10,617.89-15,927.44-3,222.59

Finding the Fourth Proportional to 10,617.89, 15,927.44 and 3,222.59

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Solution

The fourth proportional to 10,617.89, 15,927.44 and 3,222.59 is: 4,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.89 : 15,927.44 = 3,222.59 : x
  2. Step 2: Convert to fraction form
    10,617.89/15,927.44 = 3,222.59/x
  3. Step 3: Cross multiply
    10,617.89x = 15,927.44 × 3,222.59
  4. Step 4: Simplify right side
    10,617.89x = 51,327,513.12
  5. Step 5: Solve for x
    x = 51,327,513.12/10,617.89
  6. Step 6: Final answer
    x = 4,834.06

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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.