Home / 7,199.42-10,792.74-3,687.48

Finding the Fourth Proportional to 7,199.42, 10,792.74 and 3,687.48

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Solution

The fourth proportional to 7,199.42, 10,792.74 and 3,687.48 is: 5,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.42 : 10,792.74 = 3,687.48 : x
  2. Step 2: Convert to fraction form
    7,199.42/10,792.74 = 3,687.48/x
  3. Step 3: Cross multiply
    7,199.42x = 10,792.74 × 3,687.48
  4. Step 4: Simplify right side
    7,199.42x = 39,798,012.90
  5. Step 5: Solve for x
    x = 39,798,012.90/7,199.42
  6. Step 6: Final answer
    x = 5,527.95

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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.