Home / 6,720.96-10,081.52-2,104

Finding the Fourth Proportional to 6,720.96, 10,081.52 and 2,104

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Solution

The fourth proportional to 6,720.96, 10,081.52 and 2,104 is: 3,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.96 : 10,081.52 = 2,104 : x
  2. Step 2: Convert to fraction form
    6,720.96/10,081.52 = 2,104/x
  3. Step 3: Cross multiply
    6,720.96x = 10,081.52 × 2,104
  4. Step 4: Simplify right side
    6,720.96x = 21,211,518.08
  5. Step 5: Solve for x
    x = 21,211,518.08/6,720.96
  6. Step 6: Final answer
    x = 3,156.03

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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.