Home / 5,877.09-8,809.56-3,102.03

Finding the Fourth Proportional to 5,877.09, 8,809.56 and 3,102.03

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Solution

The fourth proportional to 5,877.09, 8,809.56 and 3,102.03 is: 4,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.09 : 8,809.56 = 3,102.03 : x
  2. Step 2: Convert to fraction form
    5,877.09/8,809.56 = 3,102.03/x
  3. Step 3: Cross multiply
    5,877.09x = 8,809.56 × 3,102.03
  4. Step 4: Simplify right side
    5,877.09x = 27,327,519.41
  5. Step 5: Solve for x
    x = 27,327,519.41/5,877.09
  6. Step 6: Final answer
    x = 4,649.84

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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.