Home / 5,611.96-7,745.40-4,283.14

Finding the Fourth Proportional to 5,611.96, 7,745.40 and 4,283.14

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Solution

The fourth proportional to 5,611.96, 7,745.40 and 4,283.14 is: 5,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.96 : 7,745.40 = 4,283.14 : x
  2. Step 2: Convert to fraction form
    5,611.96/7,745.40 = 4,283.14/x
  3. Step 3: Cross multiply
    5,611.96x = 7,745.40 × 4,283.14
  4. Step 4: Simplify right side
    5,611.96x = 33,174,632.56
  5. Step 5: Solve for x
    x = 33,174,632.56/5,611.96
  6. Step 6: Final answer
    x = 5,911.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.