Home / 4,788.11-7,188.95-2,933.55

Finding the Fourth Proportional to 4,788.11, 7,188.95 and 2,933.55

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Solution

The fourth proportional to 4,788.11, 7,188.95 and 2,933.55 is: 4,404.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.11 : 7,188.95 = 2,933.55 : x
  2. Step 2: Convert to fraction form
    4,788.11/7,188.95 = 2,933.55/x
  3. Step 3: Cross multiply
    4,788.11x = 7,188.95 × 2,933.55
  4. Step 4: Simplify right side
    4,788.11x = 21,089,151.61
  5. Step 5: Solve for x
    x = 21,089,151.61/4,788.11
  6. Step 6: Final answer
    x = 4,404.48

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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.