Home / 2,371.87-3,273.05-1,376.99

Finding the Fourth Proportional to 2,371.87, 3,273.05 and 1,376.99

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Solution

The fourth proportional to 2,371.87, 3,273.05 and 1,376.99 is: 1,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.87 : 3,273.05 = 1,376.99 : x
  2. Step 2: Convert to fraction form
    2,371.87/3,273.05 = 1,376.99/x
  3. Step 3: Cross multiply
    2,371.87x = 3,273.05 × 1,376.99
  4. Step 4: Simplify right side
    2,371.87x = 4,506,956.47
  5. Step 5: Solve for x
    x = 4,506,956.47/2,371.87
  6. Step 6: Final answer
    x = 1,900.17

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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.