Home / 1,469.50-2,028.99-1,002.94

Finding the Fourth Proportional to 1,469.50, 2,028.99 and 1,002.94

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Solution

The fourth proportional to 1,469.50, 2,028.99 and 1,002.94 is: 1,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.50 : 2,028.99 = 1,002.94 : x
  2. Step 2: Convert to fraction form
    1,469.50/2,028.99 = 1,002.94/x
  3. Step 3: Cross multiply
    1,469.50x = 2,028.99 × 1,002.94
  4. Step 4: Simplify right side
    1,469.50x = 2,034,955.23
  5. Step 5: Solve for x
    x = 2,034,955.23/1,469.50
  6. Step 6: Final answer
    x = 1,384.79

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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.