Home / 5,809.88-8,017.61-3,157.28

Finding the Fourth Proportional to 5,809.88, 8,017.61 and 3,157.28

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Solution

The fourth proportional to 5,809.88, 8,017.61 and 3,157.28 is: 4,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.88 : 8,017.61 = 3,157.28 : x
  2. Step 2: Convert to fraction form
    5,809.88/8,017.61 = 3,157.28/x
  3. Step 3: Cross multiply
    5,809.88x = 8,017.61 × 3,157.28
  4. Step 4: Simplify right side
    5,809.88x = 25,313,822.77
  5. Step 5: Solve for x
    x = 25,313,822.77/5,809.88
  6. Step 6: Final answer
    x = 4,357.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.