Home / 3,664.06-5,496.35-1,325.45

Finding the Fourth Proportional to 3,664.06, 5,496.35 and 1,325.45

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Solution

The fourth proportional to 3,664.06, 5,496.35 and 1,325.45 is: 1,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.06 : 5,496.35 = 1,325.45 : x
  2. Step 2: Convert to fraction form
    3,664.06/5,496.35 = 1,325.45/x
  3. Step 3: Cross multiply
    3,664.06x = 5,496.35 × 1,325.45
  4. Step 4: Simplify right side
    3,664.06x = 7,285,137.11
  5. Step 5: Solve for x
    x = 7,285,137.11/3,664.06
  6. Step 6: Final answer
    x = 1,988.27

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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.