Home / 3,020.99-4,530.40-1,635.35

Finding the Fourth Proportional to 3,020.99, 4,530.40 and 1,635.35

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Solution

The fourth proportional to 3,020.99, 4,530.40 and 1,635.35 is: 2,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.99 : 4,530.40 = 1,635.35 : x
  2. Step 2: Convert to fraction form
    3,020.99/4,530.40 = 1,635.35/x
  3. Step 3: Cross multiply
    3,020.99x = 4,530.40 × 1,635.35
  4. Step 4: Simplify right side
    3,020.99x = 7,408,789.64
  5. Step 5: Solve for x
    x = 7,408,789.64/3,020.99
  6. Step 6: Final answer
    x = 2,452.44

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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.