Home / 2,372.50-3,274.05-1,324.81

Finding the Fourth Proportional to 2,372.50, 3,274.05 and 1,324.81

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Solution

The fourth proportional to 2,372.50, 3,274.05 and 1,324.81 is: 1,828.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.50 : 3,274.05 = 1,324.81 : x
  2. Step 2: Convert to fraction form
    2,372.50/3,274.05 = 1,324.81/x
  3. Step 3: Cross multiply
    2,372.50x = 3,274.05 × 1,324.81
  4. Step 4: Simplify right side
    2,372.50x = 4,337,494.18
  5. Step 5: Solve for x
    x = 4,337,494.18/2,372.50
  6. Step 6: Final answer
    x = 1,828.24

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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.