Home / 2,851.58-4,278.26-1,002.74

Finding the Fourth Proportional to 2,851.58, 4,278.26 and 1,002.74

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Solution

The fourth proportional to 2,851.58, 4,278.26 and 1,002.74 is: 1,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.58 : 4,278.26 = 1,002.74 : x
  2. Step 2: Convert to fraction form
    2,851.58/4,278.26 = 1,002.74/x
  3. Step 3: Cross multiply
    2,851.58x = 4,278.26 × 1,002.74
  4. Step 4: Simplify right side
    2,851.58x = 4,289,963.55
  5. Step 5: Solve for x
    x = 4,289,963.55/2,851.58
  6. Step 6: Final answer
    x = 1,504.42

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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.