Home / 6,920.52-10,374.40-2,759.54

Finding the Fourth Proportional to 6,920.52, 10,374.40 and 2,759.54

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Solution

The fourth proportional to 6,920.52, 10,374.40 and 2,759.54 is: 4,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.52 : 10,374.40 = 2,759.54 : x
  2. Step 2: Convert to fraction form
    6,920.52/10,374.40 = 2,759.54/x
  3. Step 3: Cross multiply
    6,920.52x = 10,374.40 × 2,759.54
  4. Step 4: Simplify right side
    6,920.52x = 28,628,571.78
  5. Step 5: Solve for x
    x = 28,628,571.78/6,920.52
  6. Step 6: Final answer
    x = 4,136.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.