Home / 3,719.04-5,577.68-1,086.56

Finding the Fourth Proportional to 3,719.04, 5,577.68 and 1,086.56

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Solution

The fourth proportional to 3,719.04, 5,577.68 and 1,086.56 is: 1,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.04 : 5,577.68 = 1,086.56 : x
  2. Step 2: Convert to fraction form
    3,719.04/5,577.68 = 1,086.56/x
  3. Step 3: Cross multiply
    3,719.04x = 5,577.68 × 1,086.56
  4. Step 4: Simplify right side
    3,719.04x = 6,060,483.98
  5. Step 5: Solve for x
    x = 6,060,483.98/3,719.04
  6. Step 6: Final answer
    x = 1,629.58

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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.