Home / 2,556.38-3,520.50-2,302.14

Finding the Fourth Proportional to 2,556.38, 3,520.50 and 2,302.14

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Solution

The fourth proportional to 2,556.38, 3,520.50 and 2,302.14 is: 3,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.38 : 3,520.50 = 2,302.14 : x
  2. Step 2: Convert to fraction form
    2,556.38/3,520.50 = 2,302.14/x
  3. Step 3: Cross multiply
    2,556.38x = 3,520.50 × 2,302.14
  4. Step 4: Simplify right side
    2,556.38x = 8,104,668.64
  5. Step 5: Solve for x
    x = 8,104,668.64/2,556.38
  6. Step 6: Final answer
    x = 3,170.37

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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.