Home / 11,420.73-17,126.78-4,850.01

Finding the Fourth Proportional to 11,420.73, 17,126.78 and 4,850.01

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Solution

The fourth proportional to 11,420.73, 17,126.78 and 4,850.01 is: 7,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,420.73 : 17,126.78 = 4,850.01 : x
  2. Step 2: Convert to fraction form
    11,420.73/17,126.78 = 4,850.01/x
  3. Step 3: Cross multiply
    11,420.73x = 17,126.78 × 4,850.01
  4. Step 4: Simplify right side
    11,420.73x = 83,065,030.02
  5. Step 5: Solve for x
    x = 83,065,030.02/11,420.73
  6. Step 6: Final answer
    x = 7,273.18

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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.