Home / 4,947.38-6,827.46-3,058.56

Finding the Fourth Proportional to 4,947.38, 6,827.46 and 3,058.56

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Solution

The fourth proportional to 4,947.38, 6,827.46 and 3,058.56 is: 4,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.38 : 6,827.46 = 3,058.56 : x
  2. Step 2: Convert to fraction form
    4,947.38/6,827.46 = 3,058.56/x
  3. Step 3: Cross multiply
    4,947.38x = 6,827.46 × 3,058.56
  4. Step 4: Simplify right side
    4,947.38x = 20,882,184.59
  5. Step 5: Solve for x
    x = 20,882,184.59/4,947.38
  6. Step 6: Final answer
    x = 4,220.86

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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.