Home / 3,792.36-5,233.14-2,113.68

Finding the Fourth Proportional to 3,792.36, 5,233.14 and 2,113.68

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Solution

The fourth proportional to 3,792.36, 5,233.14 and 2,113.68 is: 2,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.36 : 5,233.14 = 2,113.68 : x
  2. Step 2: Convert to fraction form
    3,792.36/5,233.14 = 2,113.68/x
  3. Step 3: Cross multiply
    3,792.36x = 5,233.14 × 2,113.68
  4. Step 4: Simplify right side
    3,792.36x = 11,061,183.36
  5. Step 5: Solve for x
    x = 11,061,183.36/3,792.36
  6. Step 6: Final answer
    x = 2,916.70

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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.