Home / 3,467.19-5,203.14-1,618.50

Finding the Fourth Proportional to 3,467.19, 5,203.14 and 1,618.50

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Solution

The fourth proportional to 3,467.19, 5,203.14 and 1,618.50 is: 2,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.19 : 5,203.14 = 1,618.50 : x
  2. Step 2: Convert to fraction form
    3,467.19/5,203.14 = 1,618.50/x
  3. Step 3: Cross multiply
    3,467.19x = 5,203.14 × 1,618.50
  4. Step 4: Simplify right side
    3,467.19x = 8,421,282.09
  5. Step 5: Solve for x
    x = 8,421,282.09/3,467.19
  6. Step 6: Final answer
    x = 2,428.85

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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.