Home / 3,704.79-5,114.47-2,863.59

Finding the Fourth Proportional to 3,704.79, 5,114.47 and 2,863.59

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Solution

The fourth proportional to 3,704.79, 5,114.47 and 2,863.59 is: 3,953.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.79 : 5,114.47 = 2,863.59 : x
  2. Step 2: Convert to fraction form
    3,704.79/5,114.47 = 2,863.59/x
  3. Step 3: Cross multiply
    3,704.79x = 5,114.47 × 2,863.59
  4. Step 4: Simplify right side
    3,704.79x = 14,645,744.89
  5. Step 5: Solve for x
    x = 14,645,744.89/3,704.79
  6. Step 6: Final answer
    x = 3,953.19

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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.