Home / 3,212.34-4,814.19-1,264.02

Finding the Fourth Proportional to 3,212.34, 4,814.19 and 1,264.02

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Solution

The fourth proportional to 3,212.34, 4,814.19 and 1,264.02 is: 1,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.34 : 4,814.19 = 1,264.02 : x
  2. Step 2: Convert to fraction form
    3,212.34/4,814.19 = 1,264.02/x
  3. Step 3: Cross multiply
    3,212.34x = 4,814.19 × 1,264.02
  4. Step 4: Simplify right side
    3,212.34x = 6,085,232.44
  5. Step 5: Solve for x
    x = 6,085,232.44/3,212.34
  6. Step 6: Final answer
    x = 1,894.33

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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.