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Finding the Fourth Proportional to 3,994.35, 5,514.08 and 2,652.08

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Solution

The fourth proportional to 3,994.35, 5,514.08 and 2,652.08 is: 3,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.35 : 5,514.08 = 2,652.08 : x
  2. Step 2: Convert to fraction form
    3,994.35/5,514.08 = 2,652.08/x
  3. Step 3: Cross multiply
    3,994.35x = 5,514.08 × 2,652.08
  4. Step 4: Simplify right side
    3,994.35x = 14,623,740.46
  5. Step 5: Solve for x
    x = 14,623,740.46/3,994.35
  6. Step 6: Final answer
    x = 3,661.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.