Home / 7,266.24-10,900.80-3,106.20

Finding the Fourth Proportional to 7,266.24, 10,900.80 and 3,106.20

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Solution

The fourth proportional to 7,266.24, 10,900.80 and 3,106.20 is: 4,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.24 : 10,900.80 = 3,106.20 : x
  2. Step 2: Convert to fraction form
    7,266.24/10,900.80 = 3,106.20/x
  3. Step 3: Cross multiply
    7,266.24x = 10,900.80 × 3,106.20
  4. Step 4: Simplify right side
    7,266.24x = 33,860,064.96
  5. Step 5: Solve for x
    x = 33,860,064.96/7,266.24
  6. Step 6: Final answer
    x = 4,659.92

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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.