Home / 2,481.10-3,423.93-1,362.09

Finding the Fourth Proportional to 2,481.10, 3,423.93 and 1,362.09

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Solution

The fourth proportional to 2,481.10, 3,423.93 and 1,362.09 is: 1,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.10 : 3,423.93 = 1,362.09 : x
  2. Step 2: Convert to fraction form
    2,481.10/3,423.93 = 1,362.09/x
  3. Step 3: Cross multiply
    2,481.10x = 3,423.93 × 1,362.09
  4. Step 4: Simplify right side
    2,481.10x = 4,663,683.69
  5. Step 5: Solve for x
    x = 4,663,683.69/2,481.10
  6. Step 6: Final answer
    x = 1,879.68

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1.5x scale

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.