Home / 2,246.90-3,363.94-1,785.32

Finding the Fourth Proportional to 2,246.90, 3,363.94 and 1,785.32

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Solution

The fourth proportional to 2,246.90, 3,363.94 and 1,785.32 is: 2,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.90 : 3,363.94 = 1,785.32 : x
  2. Step 2: Convert to fraction form
    2,246.90/3,363.94 = 1,785.32/x
  3. Step 3: Cross multiply
    2,246.90x = 3,363.94 × 1,785.32
  4. Step 4: Simplify right side
    2,246.90x = 6,005,709.36
  5. Step 5: Solve for x
    x = 6,005,709.36/2,246.90
  6. Step 6: Final answer
    x = 2,672.89

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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.