Home / 3,792.63-5,236.43-2,376.93

Finding the Fourth Proportional to 3,792.63, 5,236.43 and 2,376.93

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Solution

The fourth proportional to 3,792.63, 5,236.43 and 2,376.93 is: 3,281.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.63 : 5,236.43 = 2,376.93 : x
  2. Step 2: Convert to fraction form
    3,792.63/5,236.43 = 2,376.93/x
  3. Step 3: Cross multiply
    3,792.63x = 5,236.43 × 2,376.93
  4. Step 4: Simplify right side
    3,792.63x = 12,446,615.68
  5. Step 5: Solve for x
    x = 12,446,615.68/3,792.63
  6. Step 6: Final answer
    x = 3,281.79

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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.