Home / 5,376.24-7,418.61-3,017.88

Finding the Fourth Proportional to 5,376.24, 7,418.61 and 3,017.88

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Solution

The fourth proportional to 5,376.24, 7,418.61 and 3,017.88 is: 4,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.24 : 7,418.61 = 3,017.88 : x
  2. Step 2: Convert to fraction form
    5,376.24/7,418.61 = 3,017.88/x
  3. Step 3: Cross multiply
    5,376.24x = 7,418.61 × 3,017.88
  4. Step 4: Simplify right side
    5,376.24x = 22,388,474.75
  5. Step 5: Solve for x
    x = 22,388,474.75/5,376.24
  6. Step 6: Final answer
    x = 4,164.34

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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.