Home / 4,745.81-7,112.93-3,359.55

Finding the Fourth Proportional to 4,745.81, 7,112.93 and 3,359.55

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Solution

The fourth proportional to 4,745.81, 7,112.93 and 3,359.55 is: 5,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.81 : 7,112.93 = 3,359.55 : x
  2. Step 2: Convert to fraction form
    4,745.81/7,112.93 = 3,359.55/x
  3. Step 3: Cross multiply
    4,745.81x = 7,112.93 × 3,359.55
  4. Step 4: Simplify right side
    4,745.81x = 23,896,243.98
  5. Step 5: Solve for x
    x = 23,896,243.98/4,745.81
  6. Step 6: Final answer
    x = 5,035.23

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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.