Home / 5,743.81-7,922.64-3,474.55

Finding the Fourth Proportional to 5,743.81, 7,922.64 and 3,474.55

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Solution

The fourth proportional to 5,743.81, 7,922.64 and 3,474.55 is: 4,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.81 : 7,922.64 = 3,474.55 : x
  2. Step 2: Convert to fraction form
    5,743.81/7,922.64 = 3,474.55/x
  3. Step 3: Cross multiply
    5,743.81x = 7,922.64 × 3,474.55
  4. Step 4: Simplify right side
    5,743.81x = 27,527,608.81
  5. Step 5: Solve for x
    x = 27,527,608.81/5,743.81
  6. Step 6: Final answer
    x = 4,792.57

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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.