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Finding the Fourth Proportional to 11,652.60, 17,479.60 and 3,331.98

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Solution

The fourth proportional to 11,652.60, 17,479.60 and 3,331.98 is: 4,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.60 : 17,479.60 = 3,331.98 : x
  2. Step 2: Convert to fraction form
    11,652.60/17,479.60 = 3,331.98/x
  3. Step 3: Cross multiply
    11,652.60x = 17,479.60 × 3,331.98
  4. Step 4: Simplify right side
    11,652.60x = 58,241,677.61
  5. Step 5: Solve for x
    x = 58,241,677.61/11,652.60
  6. Step 6: Final answer
    x = 4,998.17

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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.