Home / 4,928.60-6,801.50-2,690.54

Finding the Fourth Proportional to 4,928.60, 6,801.50 and 2,690.54

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Solution

The fourth proportional to 4,928.60, 6,801.50 and 2,690.54 is: 3,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.60 : 6,801.50 = 2,690.54 : x
  2. Step 2: Convert to fraction form
    4,928.60/6,801.50 = 2,690.54/x
  3. Step 3: Cross multiply
    4,928.60x = 6,801.50 × 2,690.54
  4. Step 4: Simplify right side
    4,928.60x = 18,299,660.35
  5. Step 5: Solve for x
    x = 18,299,660.35/4,928.60
  6. Step 6: Final answer
    x = 3,712.95

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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.