Home / 4,216.11-6,324.47-1,619.05

Finding the Fourth Proportional to 4,216.11, 6,324.47 and 1,619.05

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Solution

The fourth proportional to 4,216.11, 6,324.47 and 1,619.05 is: 2,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.11 : 6,324.47 = 1,619.05 : x
  2. Step 2: Convert to fraction form
    4,216.11/6,324.47 = 1,619.05/x
  3. Step 3: Cross multiply
    4,216.11x = 6,324.47 × 1,619.05
  4. Step 4: Simplify right side
    4,216.11x = 10,239,629.30
  5. Step 5: Solve for x
    x = 10,239,629.30/4,216.11
  6. Step 6: Final answer
    x = 2,428.69

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1.5x scale

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.