Home / 7,867.41-10,856.94-4,330.55

Finding the Fourth Proportional to 7,867.41, 10,856.94 and 4,330.55

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Solution

The fourth proportional to 7,867.41, 10,856.94 and 4,330.55 is: 5,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.41 : 10,856.94 = 4,330.55 : x
  2. Step 2: Convert to fraction form
    7,867.41/10,856.94 = 4,330.55/x
  3. Step 3: Cross multiply
    7,867.41x = 10,856.94 × 4,330.55
  4. Step 4: Simplify right side
    7,867.41x = 47,016,467.23
  5. Step 5: Solve for x
    x = 47,016,467.23/7,867.41
  6. Step 6: Final answer
    x = 5,976.10

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