Home / 2,714.48-3,745.85-1,535.53

Finding the Fourth Proportional to 2,714.48, 3,745.85 and 1,535.53

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Solution

The fourth proportional to 2,714.48, 3,745.85 and 1,535.53 is: 2,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.48 : 3,745.85 = 1,535.53 : x
  2. Step 2: Convert to fraction form
    2,714.48/3,745.85 = 1,535.53/x
  3. Step 3: Cross multiply
    2,714.48x = 3,745.85 × 1,535.53
  4. Step 4: Simplify right side
    2,714.48x = 5,751,865.05
  5. Step 5: Solve for x
    x = 5,751,865.05/2,714.48
  6. Step 6: Final answer
    x = 2,118.96

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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.