Home / 5,739.24-8,603.04-3,890.54

Finding the Fourth Proportional to 5,739.24, 8,603.04 and 3,890.54

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Solution

The fourth proportional to 5,739.24, 8,603.04 and 3,890.54 is: 5,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.24 : 8,603.04 = 3,890.54 : x
  2. Step 2: Convert to fraction form
    5,739.24/8,603.04 = 3,890.54/x
  3. Step 3: Cross multiply
    5,739.24x = 8,603.04 × 3,890.54
  4. Step 4: Simplify right side
    5,739.24x = 33,470,471.24
  5. Step 5: Solve for x
    x = 33,470,471.24/5,739.24
  6. Step 6: Final answer
    x = 5,831.86

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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.