Home / 4,947.57-6,827.55-2,709.34

Finding the Fourth Proportional to 4,947.57, 6,827.55 and 2,709.34

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Solution

The fourth proportional to 4,947.57, 6,827.55 and 2,709.34 is: 3,738.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.57 : 6,827.55 = 2,709.34 : x
  2. Step 2: Convert to fraction form
    4,947.57/6,827.55 = 2,709.34/x
  3. Step 3: Cross multiply
    4,947.57x = 6,827.55 × 2,709.34
  4. Step 4: Simplify right side
    4,947.57x = 18,498,154.32
  5. Step 5: Solve for x
    x = 18,498,154.32/4,947.57
  6. Step 6: Final answer
    x = 3,738.84

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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.