Home / 2,566.51-3,849.77-1,028.59

Finding the Fourth Proportional to 2,566.51, 3,849.77 and 1,028.59

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Solution

The fourth proportional to 2,566.51, 3,849.77 and 1,028.59 is: 1,542.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.51 : 3,849.77 = 1,028.59 : x
  2. Step 2: Convert to fraction form
    2,566.51/3,849.77 = 1,028.59/x
  3. Step 3: Cross multiply
    2,566.51x = 3,849.77 × 1,028.59
  4. Step 4: Simplify right side
    2,566.51x = 3,959,829.78
  5. Step 5: Solve for x
    x = 3,959,829.78/2,566.51
  6. Step 6: Final answer
    x = 1,542.89

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1.5x scale

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.