Home / 2,388.43-3,576.39-1,835

Finding the Fourth Proportional to 2,388.43, 3,576.39 and 1,835

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Solution

The fourth proportional to 2,388.43, 3,576.39 and 1,835 is: 2,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.43 : 3,576.39 = 1,835 : x
  2. Step 2: Convert to fraction form
    2,388.43/3,576.39 = 1,835/x
  3. Step 3: Cross multiply
    2,388.43x = 3,576.39 × 1,835
  4. Step 4: Simplify right side
    2,388.43x = 6,562,675.65
  5. Step 5: Solve for x
    x = 6,562,675.65/2,388.43
  6. Step 6: Final answer
    x = 2,747.69

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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.