Home / 6,190.44-8,538.51-3,831.18

Finding the Fourth Proportional to 6,190.44, 8,538.51 and 3,831.18

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Solution

The fourth proportional to 6,190.44, 8,538.51 and 3,831.18 is: 5,284.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.44 : 8,538.51 = 3,831.18 : x
  2. Step 2: Convert to fraction form
    6,190.44/8,538.51 = 3,831.18/x
  3. Step 3: Cross multiply
    6,190.44x = 8,538.51 × 3,831.18
  4. Step 4: Simplify right side
    6,190.44x = 32,712,568.74
  5. Step 5: Solve for x
    x = 32,712,568.74/6,190.44
  6. Step 6: Final answer
    x = 5,284.37

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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.