Home / 3,300.74-4,554.96-1,808.66

Finding the Fourth Proportional to 3,300.74, 4,554.96 and 1,808.66

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Solution

The fourth proportional to 3,300.74, 4,554.96 and 1,808.66 is: 2,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.74 : 4,554.96 = 1,808.66 : x
  2. Step 2: Convert to fraction form
    3,300.74/4,554.96 = 1,808.66/x
  3. Step 3: Cross multiply
    3,300.74x = 4,554.96 × 1,808.66
  4. Step 4: Simplify right side
    3,300.74x = 8,238,373.95
  5. Step 5: Solve for x
    x = 8,238,373.95/3,300.74
  6. Step 6: Final answer
    x = 2,495.92

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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.