Home / 4,518.50-6,224.36-3,857.54

Finding the Fourth Proportional to 4,518.50, 6,224.36 and 3,857.54

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Solution

The fourth proportional to 4,518.50, 6,224.36 and 3,857.54 is: 5,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.50 : 6,224.36 = 3,857.54 : x
  2. Step 2: Convert to fraction form
    4,518.50/6,224.36 = 3,857.54/x
  3. Step 3: Cross multiply
    4,518.50x = 6,224.36 × 3,857.54
  4. Step 4: Simplify right side
    4,518.50x = 24,010,667.26
  5. Step 5: Solve for x
    x = 24,010,667.26/4,518.50
  6. Step 6: Final answer
    x = 5,313.86

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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.