Home / 2,551.20-3,803.92-2,528.48

Finding the Fourth Proportional to 2,551.20, 3,803.92 and 2,528.48

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Solution

The fourth proportional to 2,551.20, 3,803.92 and 2,528.48 is: 3,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.20 : 3,803.92 = 2,528.48 : x
  2. Step 2: Convert to fraction form
    2,551.20/3,803.92 = 2,528.48/x
  3. Step 3: Cross multiply
    2,551.20x = 3,803.92 × 2,528.48
  4. Step 4: Simplify right side
    2,551.20x = 9,618,135.64
  5. Step 5: Solve for x
    x = 9,618,135.64/2,551.20
  6. Step 6: Final answer
    x = 3,770.04

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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.