Home / 4,266.98-6,393.43-2,620.05

Finding the Fourth Proportional to 4,266.98, 6,393.43 and 2,620.05

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Solution

The fourth proportional to 4,266.98, 6,393.43 and 2,620.05 is: 3,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.98 : 6,393.43 = 2,620.05 : x
  2. Step 2: Convert to fraction form
    4,266.98/6,393.43 = 2,620.05/x
  3. Step 3: Cross multiply
    4,266.98x = 6,393.43 × 2,620.05
  4. Step 4: Simplify right side
    4,266.98x = 16,751,085.57
  5. Step 5: Solve for x
    x = 16,751,085.57/4,266.98
  6. Step 6: Final answer
    x = 3,925.75

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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.