Home / 4,527.87-6,781.77-3,480.16

Finding the Fourth Proportional to 4,527.87, 6,781.77 and 3,480.16

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Solution

The fourth proportional to 4,527.87, 6,781.77 and 3,480.16 is: 5,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.87 : 6,781.77 = 3,480.16 : x
  2. Step 2: Convert to fraction form
    4,527.87/6,781.77 = 3,480.16/x
  3. Step 3: Cross multiply
    4,527.87x = 6,781.77 × 3,480.16
  4. Step 4: Simplify right side
    4,527.87x = 23,601,644.68
  5. Step 5: Solve for x
    x = 23,601,644.68/4,527.87
  6. Step 6: Final answer
    x = 5,212.53

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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.