Home / 4,620.08-6,920.28-3,738.80

Finding the Fourth Proportional to 4,620.08, 6,920.28 and 3,738.80

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Solution

The fourth proportional to 4,620.08, 6,920.28 and 3,738.80 is: 5,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.08 : 6,920.28 = 3,738.80 : x
  2. Step 2: Convert to fraction form
    4,620.08/6,920.28 = 3,738.80/x
  3. Step 3: Cross multiply
    4,620.08x = 6,920.28 × 3,738.80
  4. Step 4: Simplify right side
    4,620.08x = 25,873,542.86
  5. Step 5: Solve for x
    x = 25,873,542.86/4,620.08
  6. Step 6: Final answer
    x = 5,600.24

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1.5x scale

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.