Home / 5,277.23-7,282.59-2,919.73

Finding the Fourth Proportional to 5,277.23, 7,282.59 and 2,919.73

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Solution

The fourth proportional to 5,277.23, 7,282.59 and 2,919.73 is: 4,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.23 : 7,282.59 = 2,919.73 : x
  2. Step 2: Convert to fraction form
    5,277.23/7,282.59 = 2,919.73/x
  3. Step 3: Cross multiply
    5,277.23x = 7,282.59 × 2,919.73
  4. Step 4: Simplify right side
    5,277.23x = 21,263,181.00
  5. Step 5: Solve for x
    x = 21,263,181.00/5,277.23
  6. Step 6: Final answer
    x = 4,029.23

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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.