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Finding the Fourth Proportional to 7,342.60, 11,014.62 and 2,662.96

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Solution

The fourth proportional to 7,342.60, 11,014.62 and 2,662.96 is: 3,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.60 : 11,014.62 = 2,662.96 : x
  2. Step 2: Convert to fraction form
    7,342.60/11,014.62 = 2,662.96/x
  3. Step 3: Cross multiply
    7,342.60x = 11,014.62 × 2,662.96
  4. Step 4: Simplify right side
    7,342.60x = 29,331,492.48
  5. Step 5: Solve for x
    x = 29,331,492.48/7,342.60
  6. Step 6: Final answer
    x = 3,994.70

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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.