Home / 2,873.53-4,290.87-2,519.52

Finding the Fourth Proportional to 2,873.53, 4,290.87 and 2,519.52

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Solution

The fourth proportional to 2,873.53, 4,290.87 and 2,519.52 is: 3,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.53 : 4,290.87 = 2,519.52 : x
  2. Step 2: Convert to fraction form
    2,873.53/4,290.87 = 2,519.52/x
  3. Step 3: Cross multiply
    2,873.53x = 4,290.87 × 2,519.52
  4. Step 4: Simplify right side
    2,873.53x = 10,810,932.78
  5. Step 5: Solve for x
    x = 10,810,932.78/2,873.53
  6. Step 6: Final answer
    x = 3,762.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.