Home / 1,901.33-2,844.69-1,079.99

Finding the Fourth Proportional to 1,901.33, 2,844.69 and 1,079.99

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Solution

The fourth proportional to 1,901.33, 2,844.69 and 1,079.99 is: 1,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.33 : 2,844.69 = 1,079.99 : x
  2. Step 2: Convert to fraction form
    1,901.33/2,844.69 = 1,079.99/x
  3. Step 3: Cross multiply
    1,901.33x = 2,844.69 × 1,079.99
  4. Step 4: Simplify right side
    1,901.33x = 3,072,236.75
  5. Step 5: Solve for x
    x = 3,072,236.75/1,901.33
  6. Step 6: Final answer
    x = 1,615.84

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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.