Home / 3,554.69-4,905.77-2,668.95

Finding the Fourth Proportional to 3,554.69, 4,905.77 and 2,668.95

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Solution

The fourth proportional to 3,554.69, 4,905.77 and 2,668.95 is: 3,683.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.69 : 4,905.77 = 2,668.95 : x
  2. Step 2: Convert to fraction form
    3,554.69/4,905.77 = 2,668.95/x
  3. Step 3: Cross multiply
    3,554.69x = 4,905.77 × 2,668.95
  4. Step 4: Simplify right side
    3,554.69x = 13,093,241.50
  5. Step 5: Solve for x
    x = 13,093,241.50/3,554.69
  6. Step 6: Final answer
    x = 3,683.38

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1.5x scale

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.