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Finding the Fourth Proportional to 3,676.02, 5,515.06 and 1,484.24

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Solution

The fourth proportional to 3,676.02, 5,515.06 and 1,484.24 is: 2,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.02 : 5,515.06 = 1,484.24 : x
  2. Step 2: Convert to fraction form
    3,676.02/5,515.06 = 1,484.24/x
  3. Step 3: Cross multiply
    3,676.02x = 5,515.06 × 1,484.24
  4. Step 4: Simplify right side
    3,676.02x = 8,185,672.65
  5. Step 5: Solve for x
    x = 8,185,672.65/3,676.02
  6. Step 6: Final answer
    x = 2,226.78

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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.