Home / 2,476.91-3,721.75-1,866.38

Finding the Fourth Proportional to 2,476.91, 3,721.75 and 1,866.38

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Solution

The fourth proportional to 2,476.91, 3,721.75 and 1,866.38 is: 2,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.91 : 3,721.75 = 1,866.38 : x
  2. Step 2: Convert to fraction form
    2,476.91/3,721.75 = 1,866.38/x
  3. Step 3: Cross multiply
    2,476.91x = 3,721.75 × 1,866.38
  4. Step 4: Simplify right side
    2,476.91x = 6,946,176.49
  5. Step 5: Solve for x
    x = 6,946,176.49/2,476.91
  6. Step 6: Final answer
    x = 2,804.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.