Home / 5,483.09-8,218.47-2,703.88

Finding the Fourth Proportional to 5,483.09, 8,218.47 and 2,703.88

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Solution

The fourth proportional to 5,483.09, 8,218.47 and 2,703.88 is: 4,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.09 : 8,218.47 = 2,703.88 : x
  2. Step 2: Convert to fraction form
    5,483.09/8,218.47 = 2,703.88/x
  3. Step 3: Cross multiply
    5,483.09x = 8,218.47 × 2,703.88
  4. Step 4: Simplify right side
    5,483.09x = 22,221,756.66
  5. Step 5: Solve for x
    x = 22,221,756.66/5,483.09
  6. Step 6: Final answer
    x = 4,052.78

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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.