Home / 4,189.46-6,285.22-2,959.28

Finding the Fourth Proportional to 4,189.46, 6,285.22 and 2,959.28

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Solution

The fourth proportional to 4,189.46, 6,285.22 and 2,959.28 is: 4,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.46 : 6,285.22 = 2,959.28 : x
  2. Step 2: Convert to fraction form
    4,189.46/6,285.22 = 2,959.28/x
  3. Step 3: Cross multiply
    4,189.46x = 6,285.22 × 2,959.28
  4. Step 4: Simplify right side
    4,189.46x = 18,599,725.84
  5. Step 5: Solve for x
    x = 18,599,725.84/4,189.46
  6. Step 6: Final answer
    x = 4,439.65

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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.