Home / 2,714.06-4,069.79-1,325.77

Finding the Fourth Proportional to 2,714.06, 4,069.79 and 1,325.77

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Solution

The fourth proportional to 2,714.06, 4,069.79 and 1,325.77 is: 1,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.06 : 4,069.79 = 1,325.77 : x
  2. Step 2: Convert to fraction form
    2,714.06/4,069.79 = 1,325.77/x
  3. Step 3: Cross multiply
    2,714.06x = 4,069.79 × 1,325.77
  4. Step 4: Simplify right side
    2,714.06x = 5,395,626.87
  5. Step 5: Solve for x
    x = 5,395,626.87/2,714.06
  6. Step 6: Final answer
    x = 1,988.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.