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Finding the Fourth Proportional to 8,901.93, 13,353.90 and 2,662.29

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Solution

The fourth proportional to 8,901.93, 13,353.90 and 2,662.29 is: 3,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.93 : 13,353.90 = 2,662.29 : x
  2. Step 2: Convert to fraction form
    8,901.93/13,353.90 = 2,662.29/x
  3. Step 3: Cross multiply
    8,901.93x = 13,353.90 × 2,662.29
  4. Step 4: Simplify right side
    8,901.93x = 35,551,954.43
  5. Step 5: Solve for x
    x = 35,551,954.43/8,901.93
  6. Step 6: Final answer
    x = 3,993.74

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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.