Home / 1,684.31-2,324.36-1,095.85

Finding the Fourth Proportional to 1,684.31, 2,324.36 and 1,095.85

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Solution

The fourth proportional to 1,684.31, 2,324.36 and 1,095.85 is: 1,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.31 : 2,324.36 = 1,095.85 : x
  2. Step 2: Convert to fraction form
    1,684.31/2,324.36 = 1,095.85/x
  3. Step 3: Cross multiply
    1,684.31x = 2,324.36 × 1,095.85
  4. Step 4: Simplify right side
    1,684.31x = 2,547,138.62
  5. Step 5: Solve for x
    x = 2,547,138.62/1,684.31
  6. Step 6: Final answer
    x = 1,512.27

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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.