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Finding the Fourth Proportional to 7,773.41, 11,652.77 and 3,096.31

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Solution

The fourth proportional to 7,773.41, 11,652.77 and 3,096.31 is: 4,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773.41 : 11,652.77 = 3,096.31 : x
  2. Step 2: Convert to fraction form
    7,773.41/11,652.77 = 3,096.31/x
  3. Step 3: Cross multiply
    7,773.41x = 11,652.77 × 3,096.31
  4. Step 4: Simplify right side
    7,773.41x = 36,080,543.67
  5. Step 5: Solve for x
    x = 36,080,543.67/7,773.41
  6. Step 6: Final answer
    x = 4,641.53

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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.