Home / 3,300.47-4,554.70-1,808.36

Finding the Fourth Proportional to 3,300.47, 4,554.70 and 1,808.36

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Solution

The fourth proportional to 3,300.47, 4,554.70 and 1,808.36 is: 2,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.47 : 4,554.70 = 1,808.36 : x
  2. Step 2: Convert to fraction form
    3,300.47/4,554.70 = 1,808.36/x
  3. Step 3: Cross multiply
    3,300.47x = 4,554.70 × 1,808.36
  4. Step 4: Simplify right side
    3,300.47x = 8,236,537.29
  5. Step 5: Solve for x
    x = 8,236,537.29/3,300.47
  6. Step 6: Final answer
    x = 2,495.56

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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.