Home / 7,753.32-11,631.06-2,825.28

Finding the Fourth Proportional to 7,753.32, 11,631.06 and 2,825.28

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Solution

The fourth proportional to 7,753.32, 11,631.06 and 2,825.28 is: 4,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.32 : 11,631.06 = 2,825.28 : x
  2. Step 2: Convert to fraction form
    7,753.32/11,631.06 = 2,825.28/x
  3. Step 3: Cross multiply
    7,753.32x = 11,631.06 × 2,825.28
  4. Step 4: Simplify right side
    7,753.32x = 32,861,001.20
  5. Step 5: Solve for x
    x = 32,861,001.20/7,753.32
  6. Step 6: Final answer
    x = 4,238.31

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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.