Home / 4,778.02-6,593.67-2,788.20

Finding the Fourth Proportional to 4,778.02, 6,593.67 and 2,788.20

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Solution

The fourth proportional to 4,778.02, 6,593.67 and 2,788.20 is: 3,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.02 : 6,593.67 = 2,788.20 : x
  2. Step 2: Convert to fraction form
    4,778.02/6,593.67 = 2,788.20/x
  3. Step 3: Cross multiply
    4,778.02x = 6,593.67 × 2,788.20
  4. Step 4: Simplify right side
    4,778.02x = 18,384,470.69
  5. Step 5: Solve for x
    x = 18,384,470.69/4,778.02
  6. Step 6: Final answer
    x = 3,847.72

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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.