Home / 1,923.08-2,653.85-1,083.99

Finding the Fourth Proportional to 1,923.08, 2,653.85 and 1,083.99

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Solution

The fourth proportional to 1,923.08, 2,653.85 and 1,083.99 is: 1,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.08 : 2,653.85 = 1,083.99 : x
  2. Step 2: Convert to fraction form
    1,923.08/2,653.85 = 1,083.99/x
  3. Step 3: Cross multiply
    1,923.08x = 2,653.85 × 1,083.99
  4. Step 4: Simplify right side
    1,923.08x = 2,876,749.57
  5. Step 5: Solve for x
    x = 2,876,749.57/1,923.08
  6. Step 6: Final answer
    x = 1,495.91

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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.