Home / 1,628.81-2,242.04-1,441.97

Finding the Fourth Proportional to 1,628.81, 2,242.04 and 1,441.97

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Solution

The fourth proportional to 1,628.81, 2,242.04 and 1,441.97 is: 1,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628.81 : 2,242.04 = 1,441.97 : x
  2. Step 2: Convert to fraction form
    1,628.81/2,242.04 = 1,441.97/x
  3. Step 3: Cross multiply
    1,628.81x = 2,242.04 × 1,441.97
  4. Step 4: Simplify right side
    1,628.81x = 3,232,954.42
  5. Step 5: Solve for x
    x = 3,232,954.42/1,628.81
  6. Step 6: Final answer
    x = 1,984.86

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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.