Home / 2,025.88-3,039.26-1,148.80

Finding the Fourth Proportional to 2,025.88, 3,039.26 and 1,148.80

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Solution

The fourth proportional to 2,025.88, 3,039.26 and 1,148.80 is: 1,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.88 : 3,039.26 = 1,148.80 : x
  2. Step 2: Convert to fraction form
    2,025.88/3,039.26 = 1,148.80/x
  3. Step 3: Cross multiply
    2,025.88x = 3,039.26 × 1,148.80
  4. Step 4: Simplify right side
    2,025.88x = 3,491,501.89
  5. Step 5: Solve for x
    x = 3,491,501.89/2,025.88
  6. Step 6: Final answer
    x = 1,723.45

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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.