Home / 9,221.24-12,725.30-5,029.50

Finding the Fourth Proportional to 9,221.24, 12,725.30 and 5,029.50

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Solution

The fourth proportional to 9,221.24, 12,725.30 and 5,029.50 is: 6,940.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221.24 : 12,725.30 = 5,029.50 : x
  2. Step 2: Convert to fraction form
    9,221.24/12,725.30 = 5,029.50/x
  3. Step 3: Cross multiply
    9,221.24x = 12,725.30 × 5,029.50
  4. Step 4: Simplify right side
    9,221.24x = 64,001,896.35
  5. Step 5: Solve for x
    x = 64,001,896.35/9,221.24
  6. Step 6: Final answer
    x = 6,940.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.