Home / 3,266.09-4,504.50-2,478.77

Finding the Fourth Proportional to 3,266.09, 4,504.50 and 2,478.77

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Solution

The fourth proportional to 3,266.09, 4,504.50 and 2,478.77 is: 3,418.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.09 : 4,504.50 = 2,478.77 : x
  2. Step 2: Convert to fraction form
    3,266.09/4,504.50 = 2,478.77/x
  3. Step 3: Cross multiply
    3,266.09x = 4,504.50 × 2,478.77
  4. Step 4: Simplify right side
    3,266.09x = 11,165,596.94
  5. Step 5: Solve for x
    x = 11,165,596.94/3,266.09
  6. Step 6: Final answer
    x = 3,418.65

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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.