Home / 6,763.22-10,131.06-5,518.25

Finding the Fourth Proportional to 6,763.22, 10,131.06 and 5,518.25

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Solution

The fourth proportional to 6,763.22, 10,131.06 and 5,518.25 is: 8,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.22 : 10,131.06 = 5,518.25 : x
  2. Step 2: Convert to fraction form
    6,763.22/10,131.06 = 5,518.25/x
  3. Step 3: Cross multiply
    6,763.22x = 10,131.06 × 5,518.25
  4. Step 4: Simplify right side
    6,763.22x = 55,905,721.85
  5. Step 5: Solve for x
    x = 55,905,721.85/6,763.22
  6. Step 6: Final answer
    x = 8,266.14

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1.5x scale

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.