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Finding the Fourth Proportional to 7,333.61, 10,998.09 and 2,652.98

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Solution

The fourth proportional to 7,333.61, 10,998.09 and 2,652.98 is: 3,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.61 : 10,998.09 = 2,652.98 : x
  2. Step 2: Convert to fraction form
    7,333.61/10,998.09 = 2,652.98/x
  3. Step 3: Cross multiply
    7,333.61x = 10,998.09 × 2,652.98
  4. Step 4: Simplify right side
    7,333.61x = 29,177,657.82
  5. Step 5: Solve for x
    x = 29,177,657.82/7,333.61
  6. Step 6: Final answer
    x = 3,978.62

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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.