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Finding the Fourth Proportional to 9,360, 14,041.44 and 3,517.44

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Solution

The fourth proportional to 9,360, 14,041.44 and 3,517.44 is: 5,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360 : 14,041.44 = 3,517.44 : x
  2. Step 2: Convert to fraction form
    9,360/14,041.44 = 3,517.44/x
  3. Step 3: Cross multiply
    9,360x = 14,041.44 × 3,517.44
  4. Step 4: Simplify right side
    9,360x = 49,389,922.71
  5. Step 5: Solve for x
    x = 49,389,922.71/9,360
  6. Step 6: Final answer
    x = 5,276.70

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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.