Home / 4,571.18-6,856.74-1,108.42

Finding the Fourth Proportional to 4,571.18, 6,856.74 and 1,108.42

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Solution

The fourth proportional to 4,571.18, 6,856.74 and 1,108.42 is: 1,662.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.18 : 6,856.74 = 1,108.42 : x
  2. Step 2: Convert to fraction form
    4,571.18/6,856.74 = 1,108.42/x
  3. Step 3: Cross multiply
    4,571.18x = 6,856.74 × 1,108.42
  4. Step 4: Simplify right side
    4,571.18x = 7,600,147.75
  5. Step 5: Solve for x
    x = 7,600,147.75/4,571.18
  6. Step 6: Final answer
    x = 1,662.62

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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.