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Finding the Fourth Proportional to 3,364.60, 5,036.10 and 2,392.60

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Solution

The fourth proportional to 3,364.60, 5,036.10 and 2,392.60 is: 3,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.60 : 5,036.10 = 2,392.60 : x
  2. Step 2: Convert to fraction form
    3,364.60/5,036.10 = 2,392.60/x
  3. Step 3: Cross multiply
    3,364.60x = 5,036.10 × 2,392.60
  4. Step 4: Simplify right side
    3,364.60x = 12,049,372.86
  5. Step 5: Solve for x
    x = 12,049,372.86/3,364.60
  6. Step 6: Final answer
    x = 3,581.22

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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.