Home / 2,738.14-3,779.87-1,744.74

Finding the Fourth Proportional to 2,738.14, 3,779.87 and 1,744.74

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Solution

The fourth proportional to 2,738.14, 3,779.87 and 1,744.74 is: 2,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.14 : 3,779.87 = 1,744.74 : x
  2. Step 2: Convert to fraction form
    2,738.14/3,779.87 = 1,744.74/x
  3. Step 3: Cross multiply
    2,738.14x = 3,779.87 × 1,744.74
  4. Step 4: Simplify right side
    2,738.14x = 6,594,881.66
  5. Step 5: Solve for x
    x = 6,594,881.66/2,738.14
  6. Step 6: Final answer
    x = 2,408.53

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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.