Home / 7,702.92-11,556.32-2,156.28

Finding the Fourth Proportional to 7,702.92, 11,556.32 and 2,156.28

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Solution

The fourth proportional to 7,702.92, 11,556.32 and 2,156.28 is: 3,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702.92 : 11,556.32 = 2,156.28 : x
  2. Step 2: Convert to fraction form
    7,702.92/11,556.32 = 2,156.28/x
  3. Step 3: Cross multiply
    7,702.92x = 11,556.32 × 2,156.28
  4. Step 4: Simplify right side
    7,702.92x = 24,918,661.69
  5. Step 5: Solve for x
    x = 24,918,661.69/7,702.92
  6. Step 6: Final answer
    x = 3,234.96

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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.