Home / 4,029.75-5,559.17-2,851.47

Finding the Fourth Proportional to 4,029.75, 5,559.17 and 2,851.47

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Solution

The fourth proportional to 4,029.75, 5,559.17 and 2,851.47 is: 3,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.75 : 5,559.17 = 2,851.47 : x
  2. Step 2: Convert to fraction form
    4,029.75/5,559.17 = 2,851.47/x
  3. Step 3: Cross multiply
    4,029.75x = 5,559.17 × 2,851.47
  4. Step 4: Simplify right side
    4,029.75x = 15,851,792.22
  5. Step 5: Solve for x
    x = 15,851,792.22/4,029.75
  6. Step 6: Final answer
    x = 3,933.69

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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.