Home / 5,587.61-8,382.44-1,839.60

Finding the Fourth Proportional to 5,587.61, 8,382.44 and 1,839.60

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Solution

The fourth proportional to 5,587.61, 8,382.44 and 1,839.60 is: 2,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.61 : 8,382.44 = 1,839.60 : x
  2. Step 2: Convert to fraction form
    5,587.61/8,382.44 = 1,839.60/x
  3. Step 3: Cross multiply
    5,587.61x = 8,382.44 × 1,839.60
  4. Step 4: Simplify right side
    5,587.61x = 15,420,327.43
  5. Step 5: Solve for x
    x = 15,420,327.43/5,587.61
  6. Step 6: Final answer
    x = 2,759.74

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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.