Home / 6,867.66-10,303.22-3,172.48

Finding the Fourth Proportional to 6,867.66, 10,303.22 and 3,172.48

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Solution

The fourth proportional to 6,867.66, 10,303.22 and 3,172.48 is: 4,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.66 : 10,303.22 = 3,172.48 : x
  2. Step 2: Convert to fraction form
    6,867.66/10,303.22 = 3,172.48/x
  3. Step 3: Cross multiply
    6,867.66x = 10,303.22 × 3,172.48
  4. Step 4: Simplify right side
    6,867.66x = 32,686,759.39
  5. Step 5: Solve for x
    x = 32,686,759.39/6,867.66
  6. Step 6: Final answer
    x = 4,759.52

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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.