Home / 1,894.73-2,614.68-1,055.50

Finding the Fourth Proportional to 1,894.73, 2,614.68 and 1,055.50

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Solution

The fourth proportional to 1,894.73, 2,614.68 and 1,055.50 is: 1,456.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.73 : 2,614.68 = 1,055.50 : x
  2. Step 2: Convert to fraction form
    1,894.73/2,614.68 = 1,055.50/x
  3. Step 3: Cross multiply
    1,894.73x = 2,614.68 × 1,055.50
  4. Step 4: Simplify right side
    1,894.73x = 2,759,788.20
  5. Step 5: Solve for x
    x = 2,759,788.20/1,894.73
  6. Step 6: Final answer
    x = 1,456.56

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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.