Home / 6,849.28-10,273.01-1,918.81

Finding the Fourth Proportional to 6,849.28, 10,273.01 and 1,918.81

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Solution

The fourth proportional to 6,849.28, 10,273.01 and 1,918.81 is: 2,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.28 : 10,273.01 = 1,918.81 : x
  2. Step 2: Convert to fraction form
    6,849.28/10,273.01 = 1,918.81/x
  3. Step 3: Cross multiply
    6,849.28x = 10,273.01 × 1,918.81
  4. Step 4: Simplify right side
    6,849.28x = 19,711,954.32
  5. Step 5: Solve for x
    x = 19,711,954.32/6,849.28
  6. Step 6: Final answer
    x = 2,877.96

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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.