Home / 6,106.26-8,426.64-3,311.76

Finding the Fourth Proportional to 6,106.26, 8,426.64 and 3,311.76

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Solution

The fourth proportional to 6,106.26, 8,426.64 and 3,311.76 is: 4,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.26 : 8,426.64 = 3,311.76 : x
  2. Step 2: Convert to fraction form
    6,106.26/8,426.64 = 3,311.76/x
  3. Step 3: Cross multiply
    6,106.26x = 8,426.64 × 3,311.76
  4. Step 4: Simplify right side
    6,106.26x = 27,907,009.29
  5. Step 5: Solve for x
    x = 27,907,009.29/6,106.26
  6. Step 6: Final answer
    x = 4,570.23

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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.