Home / 5,268.73-7,270.67-2,911.01

Finding the Fourth Proportional to 5,268.73, 7,270.67 and 2,911.01

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Solution

The fourth proportional to 5,268.73, 7,270.67 and 2,911.01 is: 4,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.73 : 7,270.67 = 2,911.01 : x
  2. Step 2: Convert to fraction form
    5,268.73/7,270.67 = 2,911.01/x
  3. Step 3: Cross multiply
    5,268.73x = 7,270.67 × 2,911.01
  4. Step 4: Simplify right side
    5,268.73x = 21,164,978.52
  5. Step 5: Solve for x
    x = 21,164,978.52/5,268.73
  6. Step 6: Final answer
    x = 4,017.09

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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.