Home / 2,803.09-3,866.29-1,754.41

Finding the Fourth Proportional to 2,803.09, 3,866.29 and 1,754.41

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Solution

The fourth proportional to 2,803.09, 3,866.29 and 1,754.41 is: 2,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.09 : 3,866.29 = 1,754.41 : x
  2. Step 2: Convert to fraction form
    2,803.09/3,866.29 = 1,754.41/x
  3. Step 3: Cross multiply
    2,803.09x = 3,866.29 × 1,754.41
  4. Step 4: Simplify right side
    2,803.09x = 6,783,057.84
  5. Step 5: Solve for x
    x = 6,783,057.84/2,803.09
  6. Step 6: Final answer
    x = 2,419.85

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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.