Home / 8,196.98-11,311.43-4,660.11

Finding the Fourth Proportional to 8,196.98, 11,311.43 and 4,660.11

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Solution

The fourth proportional to 8,196.98, 11,311.43 and 4,660.11 is: 6,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.98 : 11,311.43 = 4,660.11 : x
  2. Step 2: Convert to fraction form
    8,196.98/11,311.43 = 4,660.11/x
  3. Step 3: Cross multiply
    8,196.98x = 11,311.43 × 4,660.11
  4. Step 4: Simplify right side
    8,196.98x = 52,712,553.39
  5. Step 5: Solve for x
    x = 52,712,553.39/8,196.98
  6. Step 6: Final answer
    x = 6,430.73

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1.5x scale

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.