Home / 2,714.60-3,745.94-1,535.45

Finding the Fourth Proportional to 2,714.60, 3,745.94 and 1,535.45

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Solution

The fourth proportional to 2,714.60, 3,745.94 and 1,535.45 is: 2,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.60 : 3,745.94 = 1,535.45 : x
  2. Step 2: Convert to fraction form
    2,714.60/3,745.94 = 1,535.45/x
  3. Step 3: Cross multiply
    2,714.60x = 3,745.94 × 1,535.45
  4. Step 4: Simplify right side
    2,714.60x = 5,751,677.17
  5. Step 5: Solve for x
    x = 5,751,677.17/2,714.60
  6. Step 6: Final answer
    x = 2,118.80

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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.