Home / 2,374.05-3,556.44-1,447.31

Finding the Fourth Proportional to 2,374.05, 3,556.44 and 1,447.31

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Solution

The fourth proportional to 2,374.05, 3,556.44 and 1,447.31 is: 2,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.05 : 3,556.44 = 1,447.31 : x
  2. Step 2: Convert to fraction form
    2,374.05/3,556.44 = 1,447.31/x
  3. Step 3: Cross multiply
    2,374.05x = 3,556.44 × 1,447.31
  4. Step 4: Simplify right side
    2,374.05x = 5,147,271.18
  5. Step 5: Solve for x
    x = 5,147,271.18/2,374.05
  6. Step 6: Final answer
    x = 2,168.14

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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.