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Finding the Fourth Proportional to 8,797.11, 13,196.36 and 2,557.22

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Solution

The fourth proportional to 8,797.11, 13,196.36 and 2,557.22 is: 3,836.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.11 : 13,196.36 = 2,557.22 : x
  2. Step 2: Convert to fraction form
    8,797.11/13,196.36 = 2,557.22/x
  3. Step 3: Cross multiply
    8,797.11x = 13,196.36 × 2,557.22
  4. Step 4: Simplify right side
    8,797.11x = 33,745,916.95
  5. Step 5: Solve for x
    x = 33,745,916.95/8,797.11
  6. Step 6: Final answer
    x = 3,836.02

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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.