Home / 3,216.21-4,826.62-1,368.62

Finding the Fourth Proportional to 3,216.21, 4,826.62 and 1,368.62

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Solution

The fourth proportional to 3,216.21, 4,826.62 and 1,368.62 is: 2,053.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.21 : 4,826.62 = 1,368.62 : x
  2. Step 2: Convert to fraction form
    3,216.21/4,826.62 = 1,368.62/x
  3. Step 3: Cross multiply
    3,216.21x = 4,826.62 × 1,368.62
  4. Step 4: Simplify right side
    3,216.21x = 6,605,815.03
  5. Step 5: Solve for x
    x = 6,605,815.03/3,216.21
  6. Step 6: Final answer
    x = 2,053.91

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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.