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Finding the Fourth Proportional to 2,714.15, 3,745.93 and 1,719.52

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Solution

The fourth proportional to 2,714.15, 3,745.93 and 1,719.52 is: 2,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.15 : 3,745.93 = 1,719.52 : x
  2. Step 2: Convert to fraction form
    2,714.15/3,745.93 = 1,719.52/x
  3. Step 3: Cross multiply
    2,714.15x = 3,745.93 × 1,719.52
  4. Step 4: Simplify right side
    2,714.15x = 6,441,201.65
  5. Step 5: Solve for x
    x = 6,441,201.65/2,714.15
  6. Step 6: Final answer
    x = 2,373.19

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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.