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Finding the Fourth Proportional to 9,662.94, 14,488.92 and 8,837.37

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Solution

The fourth proportional to 9,662.94, 14,488.92 and 8,837.37 is: 13,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662.94 : 14,488.92 = 8,837.37 : x
  2. Step 2: Convert to fraction form
    9,662.94/14,488.92 = 8,837.37/x
  3. Step 3: Cross multiply
    9,662.94x = 14,488.92 × 8,837.37
  4. Step 4: Simplify right side
    9,662.94x = 128,043,946.94
  5. Step 5: Solve for x
    x = 128,043,946.94/9,662.94
  6. Step 6: Final answer
    x = 13,251.03

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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.