Home / 4,263.26-6,395.72-1,340.87

Finding the Fourth Proportional to 4,263.26, 6,395.72 and 1,340.87

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Solution

The fourth proportional to 4,263.26, 6,395.72 and 1,340.87 is: 2,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.26 : 6,395.72 = 1,340.87 : x
  2. Step 2: Convert to fraction form
    4,263.26/6,395.72 = 1,340.87/x
  3. Step 3: Cross multiply
    4,263.26x = 6,395.72 × 1,340.87
  4. Step 4: Simplify right side
    4,263.26x = 8,575,790.39
  5. Step 5: Solve for x
    x = 8,575,790.39/4,263.26
  6. Step 6: Final answer
    x = 2,011.56

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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.