Home / 3,160.44-4,359.66-2,938.04

Finding the Fourth Proportional to 3,160.44, 4,359.66 and 2,938.04

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Solution

The fourth proportional to 3,160.44, 4,359.66 and 2,938.04 is: 4,052.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.44 : 4,359.66 = 2,938.04 : x
  2. Step 2: Convert to fraction form
    3,160.44/4,359.66 = 2,938.04/x
  3. Step 3: Cross multiply
    3,160.44x = 4,359.66 × 2,938.04
  4. Step 4: Simplify right side
    3,160.44x = 12,808,855.47
  5. Step 5: Solve for x
    x = 12,808,855.47/3,160.44
  6. Step 6: Final answer
    x = 4,052.87

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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.