Home / 2,904.75-4,355.79-1,055.85

Finding the Fourth Proportional to 2,904.75, 4,355.79 and 1,055.85

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Solution

The fourth proportional to 2,904.75, 4,355.79 and 1,055.85 is: 1,583.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.75 : 4,355.79 = 1,055.85 : x
  2. Step 2: Convert to fraction form
    2,904.75/4,355.79 = 1,055.85/x
  3. Step 3: Cross multiply
    2,904.75x = 4,355.79 × 1,055.85
  4. Step 4: Simplify right side
    2,904.75x = 4,599,060.87
  5. Step 5: Solve for x
    x = 4,599,060.87/2,904.75
  6. Step 6: Final answer
    x = 1,583.29

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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.