Home / 5,375.16-7,417.78-3,017.25

Finding the Fourth Proportional to 5,375.16, 7,417.78 and 3,017.25

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Solution

The fourth proportional to 5,375.16, 7,417.78 and 3,017.25 is: 4,163.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.16 : 7,417.78 = 3,017.25 : x
  2. Step 2: Convert to fraction form
    5,375.16/7,417.78 = 3,017.25/x
  3. Step 3: Cross multiply
    5,375.16x = 7,417.78 × 3,017.25
  4. Step 4: Simplify right side
    5,375.16x = 22,381,289.16
  5. Step 5: Solve for x
    x = 22,381,289.16/5,375.16
  6. Step 6: Final answer
    x = 4,163.84

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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.