Home / 3,719.04-5,578.60-1,771.44

Finding the Fourth Proportional to 3,719.04, 5,578.60 and 1,771.44

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Solution

The fourth proportional to 3,719.04, 5,578.60 and 1,771.44 is: 2,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.04 : 5,578.60 = 1,771.44 : x
  2. Step 2: Convert to fraction form
    3,719.04/5,578.60 = 1,771.44/x
  3. Step 3: Cross multiply
    3,719.04x = 5,578.60 × 1,771.44
  4. Step 4: Simplify right side
    3,719.04x = 9,882,155.18
  5. Step 5: Solve for x
    x = 9,882,155.18/3,719.04
  6. Step 6: Final answer
    x = 2,657.18

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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.