Home / 3,749.64-5,625.86-1,876.37

Finding the Fourth Proportional to 3,749.64, 5,625.86 and 1,876.37

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Solution

The fourth proportional to 3,749.64, 5,625.86 and 1,876.37 is: 2,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.64 : 5,625.86 = 1,876.37 : x
  2. Step 2: Convert to fraction form
    3,749.64/5,625.86 = 1,876.37/x
  3. Step 3: Cross multiply
    3,749.64x = 5,625.86 × 1,876.37
  4. Step 4: Simplify right side
    3,749.64x = 10,556,157.42
  5. Step 5: Solve for x
    x = 10,556,157.42/3,749.64
  6. Step 6: Final answer
    x = 2,815.25

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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.