Home / 2,714.42-3,745.97-1,535.67

Finding the Fourth Proportional to 2,714.42, 3,745.97 and 1,535.67

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Solution

The fourth proportional to 2,714.42, 3,745.97 and 1,535.67 is: 2,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.42 : 3,745.97 = 1,535.67 : x
  2. Step 2: Convert to fraction form
    2,714.42/3,745.97 = 1,535.67/x
  3. Step 3: Cross multiply
    2,714.42x = 3,745.97 × 1,535.67
  4. Step 4: Simplify right side
    2,714.42x = 5,752,573.75
  5. Step 5: Solve for x
    x = 5,752,573.75/2,714.42
  6. Step 6: Final answer
    x = 2,119.26

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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.