Home / 3,676.42-5,508.72-3,303.40

Finding the Fourth Proportional to 3,676.42, 5,508.72 and 3,303.40

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Solution

The fourth proportional to 3,676.42, 5,508.72 and 3,303.40 is: 4,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.42 : 5,508.72 = 3,303.40 : x
  2. Step 2: Convert to fraction form
    3,676.42/5,508.72 = 3,303.40/x
  3. Step 3: Cross multiply
    3,676.42x = 5,508.72 × 3,303.40
  4. Step 4: Simplify right side
    3,676.42x = 18,197,505.65
  5. Step 5: Solve for x
    x = 18,197,505.65/3,676.42
  6. Step 6: Final answer
    x = 4,949.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.