Home / 4,947.25-6,827.09-2,709.22

Finding the Fourth Proportional to 4,947.25, 6,827.09 and 2,709.22

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Solution

The fourth proportional to 4,947.25, 6,827.09 and 2,709.22 is: 3,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.25 : 6,827.09 = 2,709.22 : x
  2. Step 2: Convert to fraction form
    4,947.25/6,827.09 = 2,709.22/x
  3. Step 3: Cross multiply
    4,947.25x = 6,827.09 × 2,709.22
  4. Step 4: Simplify right side
    4,947.25x = 18,496,058.16
  5. Step 5: Solve for x
    x = 18,496,058.16/4,947.25
  6. Step 6: Final answer
    x = 3,738.66

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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.