Home / 3,505.21-5,248.46-3,090.01

Finding the Fourth Proportional to 3,505.21, 5,248.46 and 3,090.01

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Solution

The fourth proportional to 3,505.21, 5,248.46 and 3,090.01 is: 4,626.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.21 : 5,248.46 = 3,090.01 : x
  2. Step 2: Convert to fraction form
    3,505.21/5,248.46 = 3,090.01/x
  3. Step 3: Cross multiply
    3,505.21x = 5,248.46 × 3,090.01
  4. Step 4: Simplify right side
    3,505.21x = 16,217,778.43
  5. Step 5: Solve for x
    x = 16,217,778.43/3,505.21
  6. Step 6: Final answer
    x = 4,626.76

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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.