Home / 4,788.68-7,177.54-2,941.12

Finding the Fourth Proportional to 4,788.68, 7,177.54 and 2,941.12

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Solution

The fourth proportional to 4,788.68, 7,177.54 and 2,941.12 is: 4,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.68 : 7,177.54 = 2,941.12 : x
  2. Step 2: Convert to fraction form
    4,788.68/7,177.54 = 2,941.12/x
  3. Step 3: Cross multiply
    4,788.68x = 7,177.54 × 2,941.12
  4. Step 4: Simplify right side
    4,788.68x = 21,110,006.44
  5. Step 5: Solve for x
    x = 21,110,006.44/4,788.68
  6. Step 6: Final answer
    x = 4,408.31

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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.