Home / 4,928.44-6,801.41-2,690.45

Finding the Fourth Proportional to 4,928.44, 6,801.41 and 2,690.45

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Solution

The fourth proportional to 4,928.44, 6,801.41 and 2,690.45 is: 3,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.44 : 6,801.41 = 2,690.45 : x
  2. Step 2: Convert to fraction form
    4,928.44/6,801.41 = 2,690.45/x
  3. Step 3: Cross multiply
    4,928.44x = 6,801.41 × 2,690.45
  4. Step 4: Simplify right side
    4,928.44x = 18,298,806.08
  5. Step 5: Solve for x
    x = 18,298,806.08/4,928.44
  6. Step 6: Final answer
    x = 3,712.90

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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.