Home / 5,587.37-8,382.09-1,839.36

Finding the Fourth Proportional to 5,587.37, 8,382.09 and 1,839.36

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Solution

The fourth proportional to 5,587.37, 8,382.09 and 1,839.36 is: 2,759.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.37 : 8,382.09 = 1,839.36 : x
  2. Step 2: Convert to fraction form
    5,587.37/8,382.09 = 1,839.36/x
  3. Step 3: Cross multiply
    5,587.37x = 8,382.09 × 1,839.36
  4. Step 4: Simplify right side
    5,587.37x = 15,417,719.39
  5. Step 5: Solve for x
    x = 15,417,719.39/5,587.37
  6. Step 6: Final answer
    x = 2,759.39

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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.