Home / 4,823.55-7,230.39-2,739.15

Finding the Fourth Proportional to 4,823.55, 7,230.39 and 2,739.15

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Solution

The fourth proportional to 4,823.55, 7,230.39 and 2,739.15 is: 4,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.55 : 7,230.39 = 2,739.15 : x
  2. Step 2: Convert to fraction form
    4,823.55/7,230.39 = 2,739.15/x
  3. Step 3: Cross multiply
    4,823.55x = 7,230.39 × 2,739.15
  4. Step 4: Simplify right side
    4,823.55x = 19,805,122.77
  5. Step 5: Solve for x
    x = 19,805,122.77/4,823.55
  6. Step 6: Final answer
    x = 4,105.92

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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.