Home / 7,833.42-11,747.34-2,285.28

Finding the Fourth Proportional to 7,833.42, 11,747.34 and 2,285.28

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Solution

The fourth proportional to 7,833.42, 11,747.34 and 2,285.28 is: 3,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.42 : 11,747.34 = 2,285.28 : x
  2. Step 2: Convert to fraction form
    7,833.42/11,747.34 = 2,285.28/x
  3. Step 3: Cross multiply
    7,833.42x = 11,747.34 × 2,285.28
  4. Step 4: Simplify right side
    7,833.42x = 26,845,961.16
  5. Step 5: Solve for x
    x = 26,845,961.16/7,833.42
  6. Step 6: Final answer
    x = 3,427.11

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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.