Home / 1,930.14-2,897.55-1,833.21

Finding the Fourth Proportional to 1,930.14, 2,897.55 and 1,833.21

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Solution

The fourth proportional to 1,930.14, 2,897.55 and 1,833.21 is: 2,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.14 : 2,897.55 = 1,833.21 : x
  2. Step 2: Convert to fraction form
    1,930.14/2,897.55 = 1,833.21/x
  3. Step 3: Cross multiply
    1,930.14x = 2,897.55 × 1,833.21
  4. Step 4: Simplify right side
    1,930.14x = 5,311,817.64
  5. Step 5: Solve for x
    x = 5,311,817.64/1,930.14
  6. Step 6: Final answer
    x = 2,752.04

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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.