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Finding the Fourth Proportional to 8,934.99, 13,403.52 and 3,392.48

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Solution

The fourth proportional to 8,934.99, 13,403.52 and 3,392.48 is: 5,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.99 : 13,403.52 = 3,392.48 : x
  2. Step 2: Convert to fraction form
    8,934.99/13,403.52 = 3,392.48/x
  3. Step 3: Cross multiply
    8,934.99x = 13,403.52 × 3,392.48
  4. Step 4: Simplify right side
    8,934.99x = 45,471,106.51
  5. Step 5: Solve for x
    x = 45,471,106.51/8,934.99
  6. Step 6: Final answer
    x = 5,089.11

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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.