Home / 3,516.75-5,274.41-1,784.43

Finding the Fourth Proportional to 3,516.75, 5,274.41 and 1,784.43

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Solution

The fourth proportional to 3,516.75, 5,274.41 and 1,784.43 is: 2,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.75 : 5,274.41 = 1,784.43 : x
  2. Step 2: Convert to fraction form
    3,516.75/5,274.41 = 1,784.43/x
  3. Step 3: Cross multiply
    3,516.75x = 5,274.41 × 1,784.43
  4. Step 4: Simplify right side
    3,516.75x = 9,411,806.51
  5. Step 5: Solve for x
    x = 9,411,806.51/3,516.75
  6. Step 6: Final answer
    x = 2,676.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.