Home / 4,268.41-6,405.52-2,619.92

Finding the Fourth Proportional to 4,268.41, 6,405.52 and 2,619.92

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Solution

The fourth proportional to 4,268.41, 6,405.52 and 2,619.92 is: 3,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.41 : 6,405.52 = 2,619.92 : x
  2. Step 2: Convert to fraction form
    4,268.41/6,405.52 = 2,619.92/x
  3. Step 3: Cross multiply
    4,268.41x = 6,405.52 × 2,619.92
  4. Step 4: Simplify right side
    4,268.41x = 16,781,959.42
  5. Step 5: Solve for x
    x = 16,781,959.42/4,268.41
  6. Step 6: Final answer
    x = 3,931.67

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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.