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Finding the Fourth Proportional to 9,866.72, 14,794.62 and 3,289.32

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Solution

The fourth proportional to 9,866.72, 14,794.62 and 3,289.32 is: 4,932.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866.72 : 14,794.62 = 3,289.32 : x
  2. Step 2: Convert to fraction form
    9,866.72/14,794.62 = 3,289.32/x
  3. Step 3: Cross multiply
    9,866.72x = 14,794.62 × 3,289.32
  4. Step 4: Simplify right side
    9,866.72x = 48,664,239.46
  5. Step 5: Solve for x
    x = 48,664,239.46/9,866.72
  6. Step 6: Final answer
    x = 4,932.16

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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.