Home / 2,967.22-4,094.60-1,640.85

Finding the Fourth Proportional to 2,967.22, 4,094.60 and 1,640.85

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Solution

The fourth proportional to 2,967.22, 4,094.60 and 1,640.85 is: 2,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.22 : 4,094.60 = 1,640.85 : x
  2. Step 2: Convert to fraction form
    2,967.22/4,094.60 = 1,640.85/x
  3. Step 3: Cross multiply
    2,967.22x = 4,094.60 × 1,640.85
  4. Step 4: Simplify right side
    2,967.22x = 6,718,624.41
  5. Step 5: Solve for x
    x = 6,718,624.41/2,967.22
  6. Step 6: Final answer
    x = 2,264.28

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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.