Home / 2,228.08-3,339.79-746.93

Finding the Fourth Proportional to 2,228.08, 3,339.79 and 746.93

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Solution

The fourth proportional to 2,228.08, 3,339.79 and 746.93 is: 1,119.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.08 : 3,339.79 = 746.93 : x
  2. Step 2: Convert to fraction form
    2,228.08/3,339.79 = 746.93/x
  3. Step 3: Cross multiply
    2,228.08x = 3,339.79 × 746.93
  4. Step 4: Simplify right side
    2,228.08x = 2,494,589.34
  5. Step 5: Solve for x
    x = 2,494,589.34/2,228.08
  6. Step 6: Final answer
    x = 1,119.61

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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.