Home / 7,456.32-11,174.40-3,295.62

Finding the Fourth Proportional to 7,456.32, 11,174.40 and 3,295.62

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Solution

The fourth proportional to 7,456.32, 11,174.40 and 3,295.62 is: 4,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.32 : 11,174.40 = 3,295.62 : x
  2. Step 2: Convert to fraction form
    7,456.32/11,174.40 = 3,295.62/x
  3. Step 3: Cross multiply
    7,456.32x = 11,174.40 × 3,295.62
  4. Step 4: Simplify right side
    7,456.32x = 36,826,576.13
  5. Step 5: Solve for x
    x = 36,826,576.13/7,456.32
  6. Step 6: Final answer
    x = 4,938.97

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1.5x scale

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.