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Finding the Fourth Proportional to 8,992.11, 13,488.17 and 3,798.03

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Solution

The fourth proportional to 8,992.11, 13,488.17 and 3,798.03 is: 5,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.11 : 13,488.17 = 3,798.03 : x
  2. Step 2: Convert to fraction form
    8,992.11/13,488.17 = 3,798.03/x
  3. Step 3: Cross multiply
    8,992.11x = 13,488.17 × 3,798.03
  4. Step 4: Simplify right side
    8,992.11x = 51,228,455.31
  5. Step 5: Solve for x
    x = 51,228,455.31/8,992.11
  6. Step 6: Final answer
    x = 5,697.05

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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.