Home / 2,494.10-3,737.70-1,971.80

Finding the Fourth Proportional to 2,494.10, 3,737.70 and 1,971.80

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Solution

The fourth proportional to 2,494.10, 3,737.70 and 1,971.80 is: 2,954.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494.10 : 3,737.70 = 1,971.80 : x
  2. Step 2: Convert to fraction form
    2,494.10/3,737.70 = 1,971.80/x
  3. Step 3: Cross multiply
    2,494.10x = 3,737.70 × 1,971.80
  4. Step 4: Simplify right side
    2,494.10x = 7,369,996.86
  5. Step 5: Solve for x
    x = 7,369,996.86/2,494.10
  6. Step 6: Final answer
    x = 2,954.97

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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.