Home / 4,778.67-6,593.96-2,788.77

Finding the Fourth Proportional to 4,778.67, 6,593.96 and 2,788.77

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Solution

The fourth proportional to 4,778.67, 6,593.96 and 2,788.77 is: 3,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.67 : 6,593.96 = 2,788.77 : x
  2. Step 2: Convert to fraction form
    4,778.67/6,593.96 = 2,788.77/x
  3. Step 3: Cross multiply
    4,778.67x = 6,593.96 × 2,788.77
  4. Step 4: Simplify right side
    4,778.67x = 18,389,023.89
  5. Step 5: Solve for x
    x = 18,389,023.89/4,778.67
  6. Step 6: Final answer
    x = 3,848.15

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1.5x scale

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.