Home / 2,370.97-3,271.69-1,376.06

Finding the Fourth Proportional to 2,370.97, 3,271.69 and 1,376.06

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Solution

The fourth proportional to 2,370.97, 3,271.69 and 1,376.06 is: 1,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.97 : 3,271.69 = 1,376.06 : x
  2. Step 2: Convert to fraction form
    2,370.97/3,271.69 = 1,376.06/x
  3. Step 3: Cross multiply
    2,370.97x = 3,271.69 × 1,376.06
  4. Step 4: Simplify right side
    2,370.97x = 4,502,025.38
  5. Step 5: Solve for x
    x = 4,502,025.38/2,370.97
  6. Step 6: Final answer
    x = 1,898.81

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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.