Home / 3,666.27-5,499.36-1,719.84

Finding the Fourth Proportional to 3,666.27, 5,499.36 and 1,719.84

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Solution

The fourth proportional to 3,666.27, 5,499.36 and 1,719.84 is: 2,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.27 : 5,499.36 = 1,719.84 : x
  2. Step 2: Convert to fraction form
    3,666.27/5,499.36 = 1,719.84/x
  3. Step 3: Cross multiply
    3,666.27x = 5,499.36 × 1,719.84
  4. Step 4: Simplify right side
    3,666.27x = 9,458,019.30
  5. Step 5: Solve for x
    x = 9,458,019.30/3,666.27
  6. Step 6: Final answer
    x = 2,579.74

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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.