Home / 5,850.46-8,774.75-2,151.78

Finding the Fourth Proportional to 5,850.46, 8,774.75 and 2,151.78

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Solution

The fourth proportional to 5,850.46, 8,774.75 and 2,151.78 is: 3,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.46 : 8,774.75 = 2,151.78 : x
  2. Step 2: Convert to fraction form
    5,850.46/8,774.75 = 2,151.78/x
  3. Step 3: Cross multiply
    5,850.46x = 8,774.75 × 2,151.78
  4. Step 4: Simplify right side
    5,850.46x = 18,881,276.92
  5. Step 5: Solve for x
    x = 18,881,276.92/5,850.46
  6. Step 6: Final answer
    x = 3,227.31

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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.