Home / 3,271.70-4,908.46-1,325.26

Finding the Fourth Proportional to 3,271.70, 4,908.46 and 1,325.26

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Solution

The fourth proportional to 3,271.70, 4,908.46 and 1,325.26 is: 1,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.70 : 4,908.46 = 1,325.26 : x
  2. Step 2: Convert to fraction form
    3,271.70/4,908.46 = 1,325.26/x
  3. Step 3: Cross multiply
    3,271.70x = 4,908.46 × 1,325.26
  4. Step 4: Simplify right side
    3,271.70x = 6,504,985.70
  5. Step 5: Solve for x
    x = 6,504,985.70/3,271.70
  6. Step 6: Final answer
    x = 1,988.26

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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.