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Finding the Fourth Proportional to 9,662.80, 14,494.20 and 2,737.36

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Solution

The fourth proportional to 9,662.80, 14,494.20 and 2,737.36 is: 4,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662.80 : 14,494.20 = 2,737.36 : x
  2. Step 2: Convert to fraction form
    9,662.80/14,494.20 = 2,737.36/x
  3. Step 3: Cross multiply
    9,662.80x = 14,494.20 × 2,737.36
  4. Step 4: Simplify right side
    9,662.80x = 39,675,843.31
  5. Step 5: Solve for x
    x = 39,675,843.31/9,662.80
  6. Step 6: Final answer
    x = 4,106.04

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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.