Home / 2,371.36-3,273.08-1,376.68

Finding the Fourth Proportional to 2,371.36, 3,273.08 and 1,376.68

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Solution

The fourth proportional to 2,371.36, 3,273.08 and 1,376.68 is: 1,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.36 : 3,273.08 = 1,376.68 : x
  2. Step 2: Convert to fraction form
    2,371.36/3,273.08 = 1,376.68/x
  3. Step 3: Cross multiply
    2,371.36x = 3,273.08 × 1,376.68
  4. Step 4: Simplify right side
    2,371.36x = 4,505,983.77
  5. Step 5: Solve for x
    x = 4,505,983.77/2,371.36
  6. Step 6: Final answer
    x = 1,900.17

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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.