Home / 3,243.76-4,466.97-2,818.19

Finding the Fourth Proportional to 3,243.76, 4,466.97 and 2,818.19

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Solution

The fourth proportional to 3,243.76, 4,466.97 and 2,818.19 is: 3,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.76 : 4,466.97 = 2,818.19 : x
  2. Step 2: Convert to fraction form
    3,243.76/4,466.97 = 2,818.19/x
  3. Step 3: Cross multiply
    3,243.76x = 4,466.97 × 2,818.19
  4. Step 4: Simplify right side
    3,243.76x = 12,588,767.26
  5. Step 5: Solve for x
    x = 12,588,767.26/3,243.76
  6. Step 6: Final answer
    x = 3,880.92

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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.