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Finding the Fourth Proportional to 6,156.10, 9,234.15 and 1,773.70

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Solution

The fourth proportional to 6,156.10, 9,234.15 and 1,773.70 is: 2,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.10 : 9,234.15 = 1,773.70 : x
  2. Step 2: Convert to fraction form
    6,156.10/9,234.15 = 1,773.70/x
  3. Step 3: Cross multiply
    6,156.10x = 9,234.15 × 1,773.70
  4. Step 4: Simplify right side
    6,156.10x = 16,378,611.86
  5. Step 5: Solve for x
    x = 16,378,611.86/6,156.10
  6. Step 6: Final answer
    x = 2,660.55

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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.