Home / 2,272.24-3,405.20-1,036.56

Finding the Fourth Proportional to 2,272.24, 3,405.20 and 1,036.56

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Solution

The fourth proportional to 2,272.24, 3,405.20 and 1,036.56 is: 1,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.24 : 3,405.20 = 1,036.56 : x
  2. Step 2: Convert to fraction form
    2,272.24/3,405.20 = 1,036.56/x
  3. Step 3: Cross multiply
    2,272.24x = 3,405.20 × 1,036.56
  4. Step 4: Simplify right side
    2,272.24x = 3,529,694.11
  5. Step 5: Solve for x
    x = 3,529,694.11/2,272.24
  6. Step 6: Final answer
    x = 1,553.40

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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.