Home / 4,405.14-6,603.39-1,809.54

Finding the Fourth Proportional to 4,405.14, 6,603.39 and 1,809.54

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Solution

The fourth proportional to 4,405.14, 6,603.39 and 1,809.54 is: 2,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.14 : 6,603.39 = 1,809.54 : x
  2. Step 2: Convert to fraction form
    4,405.14/6,603.39 = 1,809.54/x
  3. Step 3: Cross multiply
    4,405.14x = 6,603.39 × 1,809.54
  4. Step 4: Simplify right side
    4,405.14x = 11,949,098.34
  5. Step 5: Solve for x
    x = 11,949,098.34/4,405.14
  6. Step 6: Final answer
    x = 2,712.54

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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.