Home / 2,400.96-3,313.34-1,406.26

Finding the Fourth Proportional to 2,400.96, 3,313.34 and 1,406.26

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Solution

The fourth proportional to 2,400.96, 3,313.34 and 1,406.26 is: 1,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.96 : 3,313.34 = 1,406.26 : x
  2. Step 2: Convert to fraction form
    2,400.96/3,313.34 = 1,406.26/x
  3. Step 3: Cross multiply
    2,400.96x = 3,313.34 × 1,406.26
  4. Step 4: Simplify right side
    2,400.96x = 4,659,419.89
  5. Step 5: Solve for x
    x = 4,659,419.89/2,400.96
  6. Step 6: Final answer
    x = 1,940.65

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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.