Home / 3,518.18-5,272.41-3,054.86

Finding the Fourth Proportional to 3,518.18, 5,272.41 and 3,054.86

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Solution

The fourth proportional to 3,518.18, 5,272.41 and 3,054.86 is: 4,578.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.18 : 5,272.41 = 3,054.86 : x
  2. Step 2: Convert to fraction form
    3,518.18/5,272.41 = 3,054.86/x
  3. Step 3: Cross multiply
    3,518.18x = 5,272.41 × 3,054.86
  4. Step 4: Simplify right side
    3,518.18x = 16,106,474.41
  5. Step 5: Solve for x
    x = 16,106,474.41/3,518.18
  6. Step 6: Final answer
    x = 4,578.07

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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.