Home / 5,899.32-8,839.71-2,778.59

Finding the Fourth Proportional to 5,899.32, 8,839.71 and 2,778.59

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Solution

The fourth proportional to 5,899.32, 8,839.71 and 2,778.59 is: 4,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.32 : 8,839.71 = 2,778.59 : x
  2. Step 2: Convert to fraction form
    5,899.32/8,839.71 = 2,778.59/x
  3. Step 3: Cross multiply
    5,899.32x = 8,839.71 × 2,778.59
  4. Step 4: Simplify right side
    5,899.32x = 24,561,929.81
  5. Step 5: Solve for x
    x = 24,561,929.81/5,899.32
  6. Step 6: Final answer
    x = 4,163.52

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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.