Home / 5,555.06-8,327.72-2,089.88

Finding the Fourth Proportional to 5,555.06, 8,327.72 and 2,089.88

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Solution

The fourth proportional to 5,555.06, 8,327.72 and 2,089.88 is: 3,132.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.06 : 8,327.72 = 2,089.88 : x
  2. Step 2: Convert to fraction form
    5,555.06/8,327.72 = 2,089.88/x
  3. Step 3: Cross multiply
    5,555.06x = 8,327.72 × 2,089.88
  4. Step 4: Simplify right side
    5,555.06x = 17,403,883.39
  5. Step 5: Solve for x
    x = 17,403,883.39/5,555.06
  6. Step 6: Final answer
    x = 3,132.98

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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.