Home / 7,208.61-10,810.56-2,766.03

Finding the Fourth Proportional to 7,208.61, 10,810.56 and 2,766.03

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Solution

The fourth proportional to 7,208.61, 10,810.56 and 2,766.03 is: 4,148.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.61 : 10,810.56 = 2,766.03 : x
  2. Step 2: Convert to fraction form
    7,208.61/10,810.56 = 2,766.03/x
  3. Step 3: Cross multiply
    7,208.61x = 10,810.56 × 2,766.03
  4. Step 4: Simplify right side
    7,208.61x = 29,902,333.28
  5. Step 5: Solve for x
    x = 29,902,333.28/7,208.61
  6. Step 6: Final answer
    x = 4,148.14

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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.