Home / 3,228.46-4,456.92-2,284.99

Finding the Fourth Proportional to 3,228.46, 4,456.92 and 2,284.99

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Solution

The fourth proportional to 3,228.46, 4,456.92 and 2,284.99 is: 3,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.46 : 4,456.92 = 2,284.99 : x
  2. Step 2: Convert to fraction form
    3,228.46/4,456.92 = 2,284.99/x
  3. Step 3: Cross multiply
    3,228.46x = 4,456.92 × 2,284.99
  4. Step 4: Simplify right side
    3,228.46x = 10,184,017.63
  5. Step 5: Solve for x
    x = 10,184,017.63/3,228.46
  6. Step 6: Final answer
    x = 3,154.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.