Home / 3,051.80-4,209.60-2,556.92

Finding the Fourth Proportional to 3,051.80, 4,209.60 and 2,556.92

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Solution

The fourth proportional to 3,051.80, 4,209.60 and 2,556.92 is: 3,526.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.80 : 4,209.60 = 2,556.92 : x
  2. Step 2: Convert to fraction form
    3,051.80/4,209.60 = 2,556.92/x
  3. Step 3: Cross multiply
    3,051.80x = 4,209.60 × 2,556.92
  4. Step 4: Simplify right side
    3,051.80x = 10,763,610.43
  5. Step 5: Solve for x
    x = 10,763,610.43/3,051.80
  6. Step 6: Final answer
    x = 3,526.97

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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.