Home / 3,719.02-5,584.20-3,174.70

Finding the Fourth Proportional to 3,719.02, 5,584.20 and 3,174.70

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Solution

The fourth proportional to 3,719.02, 5,584.20 and 3,174.70 is: 4,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.02 : 5,584.20 = 3,174.70 : x
  2. Step 2: Convert to fraction form
    3,719.02/5,584.20 = 3,174.70/x
  3. Step 3: Cross multiply
    3,719.02x = 5,584.20 × 3,174.70
  4. Step 4: Simplify right side
    3,719.02x = 17,728,159.74
  5. Step 5: Solve for x
    x = 17,728,159.74/3,719.02
  6. Step 6: Final answer
    x = 4,766.89

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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.