Home / 3,904.44-5,857.27-1,271.32

Finding the Fourth Proportional to 3,904.44, 5,857.27 and 1,271.32

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Solution

The fourth proportional to 3,904.44, 5,857.27 and 1,271.32 is: 1,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.44 : 5,857.27 = 1,271.32 : x
  2. Step 2: Convert to fraction form
    3,904.44/5,857.27 = 1,271.32/x
  3. Step 3: Cross multiply
    3,904.44x = 5,857.27 × 1,271.32
  4. Step 4: Simplify right side
    3,904.44x = 7,446,461.80
  5. Step 5: Solve for x
    x = 7,446,461.80/3,904.44
  6. Step 6: Final answer
    x = 1,907.18

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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.