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Finding the Fourth Proportional to 7,607.59, 11,412.09 and 2,060.98

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Solution

The fourth proportional to 7,607.59, 11,412.09 and 2,060.98 is: 3,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.59 : 11,412.09 = 2,060.98 : x
  2. Step 2: Convert to fraction form
    7,607.59/11,412.09 = 2,060.98/x
  3. Step 3: Cross multiply
    7,607.59x = 11,412.09 × 2,060.98
  4. Step 4: Simplify right side
    7,607.59x = 23,520,060.72
  5. Step 5: Solve for x
    x = 23,520,060.72/7,607.59
  6. Step 6: Final answer
    x = 3,091.66

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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.