Home / 2,725.10-4,091.75-1,556.43

Finding the Fourth Proportional to 2,725.10, 4,091.75 and 1,556.43

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Solution

The fourth proportional to 2,725.10, 4,091.75 and 1,556.43 is: 2,336.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.10 : 4,091.75 = 1,556.43 : x
  2. Step 2: Convert to fraction form
    2,725.10/4,091.75 = 1,556.43/x
  3. Step 3: Cross multiply
    2,725.10x = 4,091.75 × 1,556.43
  4. Step 4: Simplify right side
    2,725.10x = 6,368,501.99
  5. Step 5: Solve for x
    x = 6,368,501.99/2,725.10
  6. Step 6: Final answer
    x = 2,336.98

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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.