Home / 3,806.06-5,676.53-3,673.80

Finding the Fourth Proportional to 3,806.06, 5,676.53 and 3,673.80

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Solution

The fourth proportional to 3,806.06, 5,676.53 and 3,673.80 is: 5,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.06 : 5,676.53 = 3,673.80 : x
  2. Step 2: Convert to fraction form
    3,806.06/5,676.53 = 3,673.80/x
  3. Step 3: Cross multiply
    3,806.06x = 5,676.53 × 3,673.80
  4. Step 4: Simplify right side
    3,806.06x = 20,854,445.10
  5. Step 5: Solve for x
    x = 20,854,445.10/3,806.06
  6. Step 6: Final answer
    x = 5,479.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.