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Finding the Fourth Proportional to 9,960.60, 14,941.98 and 3,723.60

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Solution

The fourth proportional to 9,960.60, 14,941.98 and 3,723.60 is: 5,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.60 : 14,941.98 = 3,723.60 : x
  2. Step 2: Convert to fraction form
    9,960.60/14,941.98 = 3,723.60/x
  3. Step 3: Cross multiply
    9,960.60x = 14,941.98 × 3,723.60
  4. Step 4: Simplify right side
    9,960.60x = 55,637,956.73
  5. Step 5: Solve for x
    x = 55,637,956.73/9,960.60
  6. Step 6: Final answer
    x = 5,585.80

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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.