Home / 2,372.74-3,274.15-1,324.87

Finding the Fourth Proportional to 2,372.74, 3,274.15 and 1,324.87

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Solution

The fourth proportional to 2,372.74, 3,274.15 and 1,324.87 is: 1,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.74 : 3,274.15 = 1,324.87 : x
  2. Step 2: Convert to fraction form
    2,372.74/3,274.15 = 1,324.87/x
  3. Step 3: Cross multiply
    2,372.74x = 3,274.15 × 1,324.87
  4. Step 4: Simplify right side
    2,372.74x = 4,337,823.11
  5. Step 5: Solve for x
    x = 4,337,823.11/2,372.74
  6. Step 6: Final answer
    x = 1,828.19

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1.5x scale

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.