Home / 8,022.10-12,033.14-2,178.71

Finding the Fourth Proportional to 8,022.10, 12,033.14 and 2,178.71

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Solution

The fourth proportional to 8,022.10, 12,033.14 and 2,178.71 is: 3,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.10 : 12,033.14 = 2,178.71 : x
  2. Step 2: Convert to fraction form
    8,022.10/12,033.14 = 2,178.71/x
  3. Step 3: Cross multiply
    8,022.10x = 12,033.14 × 2,178.71
  4. Step 4: Simplify right side
    8,022.10x = 26,216,741.64
  5. Step 5: Solve for x
    x = 26,216,741.64/8,022.10
  6. Step 6: Final answer
    x = 3,268.07

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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.