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Finding the Fourth Proportional to 9,802.20, 14,704.92 and 3,229.92

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Solution

The fourth proportional to 9,802.20, 14,704.92 and 3,229.92 is: 4,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,802.20 : 14,704.92 = 3,229.92 : x
  2. Step 2: Convert to fraction form
    9,802.20/14,704.92 = 3,229.92/x
  3. Step 3: Cross multiply
    9,802.20x = 14,704.92 × 3,229.92
  4. Step 4: Simplify right side
    9,802.20x = 47,495,715.21
  5. Step 5: Solve for x
    x = 47,495,715.21/9,802.20
  6. Step 6: Final answer
    x = 4,845.41

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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.