Home / 3,886.55-5,827.46-1,749.03

Finding the Fourth Proportional to 3,886.55, 5,827.46 and 1,749.03

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Solution

The fourth proportional to 3,886.55, 5,827.46 and 1,749.03 is: 2,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.55 : 5,827.46 = 1,749.03 : x
  2. Step 2: Convert to fraction form
    3,886.55/5,827.46 = 1,749.03/x
  3. Step 3: Cross multiply
    3,886.55x = 5,827.46 × 1,749.03
  4. Step 4: Simplify right side
    3,886.55x = 10,192,402.36
  5. Step 5: Solve for x
    x = 10,192,402.36/3,886.55
  6. Step 6: Final answer
    x = 2,622.48

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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.