Home / 7,209.03-10,808.55-2,826.93

Finding the Fourth Proportional to 7,209.03, 10,808.55 and 2,826.93

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Solution

The fourth proportional to 7,209.03, 10,808.55 and 2,826.93 is: 4,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.03 : 10,808.55 = 2,826.93 : x
  2. Step 2: Convert to fraction form
    7,209.03/10,808.55 = 2,826.93/x
  3. Step 3: Cross multiply
    7,209.03x = 10,808.55 × 2,826.93
  4. Step 4: Simplify right side
    7,209.03x = 30,555,014.25
  5. Step 5: Solve for x
    x = 30,555,014.25/7,209.03
  6. Step 6: Final answer
    x = 4,238.44

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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.