Home / 5,114.25-7,667.48-1,996.45

Finding the Fourth Proportional to 5,114.25, 7,667.48 and 1,996.45

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Solution

The fourth proportional to 5,114.25, 7,667.48 and 1,996.45 is: 2,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.25 : 7,667.48 = 1,996.45 : x
  2. Step 2: Convert to fraction form
    5,114.25/7,667.48 = 1,996.45/x
  3. Step 3: Cross multiply
    5,114.25x = 7,667.48 × 1,996.45
  4. Step 4: Simplify right side
    5,114.25x = 15,307,726.27
  5. Step 5: Solve for x
    x = 15,307,726.27/5,114.25
  6. Step 6: Final answer
    x = 2,993.15

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1.5x scale

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.