Home / 4,219.57-6,331.52-3,074.77

Finding the Fourth Proportional to 4,219.57, 6,331.52 and 3,074.77

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Solution

The fourth proportional to 4,219.57, 6,331.52 and 3,074.77 is: 4,613.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.57 : 6,331.52 = 3,074.77 : x
  2. Step 2: Convert to fraction form
    4,219.57/6,331.52 = 3,074.77/x
  3. Step 3: Cross multiply
    4,219.57x = 6,331.52 × 3,074.77
  4. Step 4: Simplify right side
    4,219.57x = 19,467,967.75
  5. Step 5: Solve for x
    x = 19,467,967.75/4,219.57
  6. Step 6: Final answer
    x = 4,613.73

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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.