Home / 4,928.88-6,801.66-2,690.85

Finding the Fourth Proportional to 4,928.88, 6,801.66 and 2,690.85

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Solution

The fourth proportional to 4,928.88, 6,801.66 and 2,690.85 is: 3,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.88 : 6,801.66 = 2,690.85 : x
  2. Step 2: Convert to fraction form
    4,928.88/6,801.66 = 2,690.85/x
  3. Step 3: Cross multiply
    4,928.88x = 6,801.66 × 2,690.85
  4. Step 4: Simplify right side
    4,928.88x = 18,302,246.81
  5. Step 5: Solve for x
    x = 18,302,246.81/4,928.88
  6. Step 6: Final answer
    x = 3,713.27

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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.