Home / 3,370.86-4,652.24-2,112.26

Finding the Fourth Proportional to 3,370.86, 4,652.24 and 2,112.26

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Solution

The fourth proportional to 3,370.86, 4,652.24 and 2,112.26 is: 2,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.86 : 4,652.24 = 2,112.26 : x
  2. Step 2: Convert to fraction form
    3,370.86/4,652.24 = 2,112.26/x
  3. Step 3: Cross multiply
    3,370.86x = 4,652.24 × 2,112.26
  4. Step 4: Simplify right side
    3,370.86x = 9,826,706.64
  5. Step 5: Solve for x
    x = 9,826,706.64/3,370.86
  6. Step 6: Final answer
    x = 2,915.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.