Home / 2,271.36-3,405.44-1,175.04

Finding the Fourth Proportional to 2,271.36, 3,405.44 and 1,175.04

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Solution

The fourth proportional to 2,271.36, 3,405.44 and 1,175.04 is: 1,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.36 : 3,405.44 = 1,175.04 : x
  2. Step 2: Convert to fraction form
    2,271.36/3,405.44 = 1,175.04/x
  3. Step 3: Cross multiply
    2,271.36x = 3,405.44 × 1,175.04
  4. Step 4: Simplify right side
    2,271.36x = 4,001,528.22
  5. Step 5: Solve for x
    x = 4,001,528.22/2,271.36
  6. Step 6: Final answer
    x = 1,761.73

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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.