Home / 2,451.44-3,383.07-1,403.84

Finding the Fourth Proportional to 2,451.44, 3,383.07 and 1,403.84

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Solution

The fourth proportional to 2,451.44, 3,383.07 and 1,403.84 is: 1,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.44 : 3,383.07 = 1,403.84 : x
  2. Step 2: Convert to fraction form
    2,451.44/3,383.07 = 1,403.84/x
  3. Step 3: Cross multiply
    2,451.44x = 3,383.07 × 1,403.84
  4. Step 4: Simplify right side
    2,451.44x = 4,749,292.18
  5. Step 5: Solve for x
    x = 4,749,292.18/2,451.44
  6. Step 6: Final answer
    x = 1,937.35

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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.