Home / 2,401.30-3,313.66-1,324.54

Finding the Fourth Proportional to 2,401.30, 3,313.66 and 1,324.54

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Solution

The fourth proportional to 2,401.30, 3,313.66 and 1,324.54 is: 1,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.30 : 3,313.66 = 1,324.54 : x
  2. Step 2: Convert to fraction form
    2,401.30/3,313.66 = 1,324.54/x
  3. Step 3: Cross multiply
    2,401.30x = 3,313.66 × 1,324.54
  4. Step 4: Simplify right side
    2,401.30x = 4,389,075.22
  5. Step 5: Solve for x
    x = 4,389,075.22/2,401.30
  6. Step 6: Final answer
    x = 1,827.79

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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.