Home / 3,277.86-4,523.58-1,861.53

Finding the Fourth Proportional to 3,277.86, 4,523.58 and 1,861.53

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Solution

The fourth proportional to 3,277.86, 4,523.58 and 1,861.53 is: 2,568.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.86 : 4,523.58 = 1,861.53 : x
  2. Step 2: Convert to fraction form
    3,277.86/4,523.58 = 1,861.53/x
  3. Step 3: Cross multiply
    3,277.86x = 4,523.58 × 1,861.53
  4. Step 4: Simplify right side
    3,277.86x = 8,420,779.88
  5. Step 5: Solve for x
    x = 8,420,779.88/3,277.86
  6. Step 6: Final answer
    x = 2,568.99

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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.