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Finding the Fourth Proportional to 11,641.87, 17,463.08 and 3,322.63

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Solution

The fourth proportional to 11,641.87, 17,463.08 and 3,322.63 is: 4,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.87 : 17,463.08 = 3,322.63 : x
  2. Step 2: Convert to fraction form
    11,641.87/17,463.08 = 3,322.63/x
  3. Step 3: Cross multiply
    11,641.87x = 17,463.08 × 3,322.63
  4. Step 4: Simplify right side
    11,641.87x = 58,023,353.50
  5. Step 5: Solve for x
    x = 58,023,353.50/11,641.87
  6. Step 6: Final answer
    x = 4,984.02

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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.