Home / 2,370.87-3,271.83-1,376.44

Finding the Fourth Proportional to 2,370.87, 3,271.83 and 1,376.44

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Solution

The fourth proportional to 2,370.87, 3,271.83 and 1,376.44 is: 1,899.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.87 : 3,271.83 = 1,376.44 : x
  2. Step 2: Convert to fraction form
    2,370.87/3,271.83 = 1,376.44/x
  3. Step 3: Cross multiply
    2,370.87x = 3,271.83 × 1,376.44
  4. Step 4: Simplify right side
    2,370.87x = 4,503,477.69
  5. Step 5: Solve for x
    x = 4,503,477.69/2,370.87
  6. Step 6: Final answer
    x = 1,899.50

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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.