Home / 4,855.96-7,285.76-2,909.52

Finding the Fourth Proportional to 4,855.96, 7,285.76 and 2,909.52

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Solution

The fourth proportional to 4,855.96, 7,285.76 and 2,909.52 is: 4,365.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.96 : 7,285.76 = 2,909.52 : x
  2. Step 2: Convert to fraction form
    4,855.96/7,285.76 = 2,909.52/x
  3. Step 3: Cross multiply
    4,855.96x = 7,285.76 × 2,909.52
  4. Step 4: Simplify right side
    4,855.96x = 21,198,064.44
  5. Step 5: Solve for x
    x = 21,198,064.44/4,855.96
  6. Step 6: Final answer
    x = 4,365.37

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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.