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Finding the Fourth Proportional to 8,797.82, 13,198.11 and 2,953.06

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Solution

The fourth proportional to 8,797.82, 13,198.11 and 2,953.06 is: 4,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.82 : 13,198.11 = 2,953.06 : x
  2. Step 2: Convert to fraction form
    8,797.82/13,198.11 = 2,953.06/x
  3. Step 3: Cross multiply
    8,797.82x = 13,198.11 × 2,953.06
  4. Step 4: Simplify right side
    8,797.82x = 38,974,766.65
  5. Step 5: Solve for x
    x = 38,974,766.65/8,797.82
  6. Step 6: Final answer
    x = 4,430.05

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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.