Home / 3,300.54-4,554.87-1,808.58

Finding the Fourth Proportional to 3,300.54, 4,554.87 and 1,808.58

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Solution

The fourth proportional to 3,300.54, 4,554.87 and 1,808.58 is: 2,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.54 : 4,554.87 = 1,808.58 : x
  2. Step 2: Convert to fraction form
    3,300.54/4,554.87 = 1,808.58/x
  3. Step 3: Cross multiply
    3,300.54x = 4,554.87 × 1,808.58
  4. Step 4: Simplify right side
    3,300.54x = 8,237,857.08
  5. Step 5: Solve for x
    x = 8,237,857.08/3,300.54
  6. Step 6: Final answer
    x = 2,495.91

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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.