Home / 2,736.83-3,776.76-1,603.17

Finding the Fourth Proportional to 2,736.83, 3,776.76 and 1,603.17

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Solution

The fourth proportional to 2,736.83, 3,776.76 and 1,603.17 is: 2,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.83 : 3,776.76 = 1,603.17 : x
  2. Step 2: Convert to fraction form
    2,736.83/3,776.76 = 1,603.17/x
  3. Step 3: Cross multiply
    2,736.83x = 3,776.76 × 1,603.17
  4. Step 4: Simplify right side
    2,736.83x = 6,054,788.33
  5. Step 5: Solve for x
    x = 6,054,788.33/2,736.83
  6. Step 6: Final answer
    x = 2,212.34

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1.5x scale

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.