Home / 4,690.41-7,021.59-2,835.91

Finding the Fourth Proportional to 4,690.41, 7,021.59 and 2,835.91

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Solution

The fourth proportional to 4,690.41, 7,021.59 and 2,835.91 is: 4,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.41 : 7,021.59 = 2,835.91 : x
  2. Step 2: Convert to fraction form
    4,690.41/7,021.59 = 2,835.91/x
  3. Step 3: Cross multiply
    4,690.41x = 7,021.59 × 2,835.91
  4. Step 4: Simplify right side
    4,690.41x = 19,912,595.44
  5. Step 5: Solve for x
    x = 19,912,595.44/4,690.41
  6. Step 6: Final answer
    x = 4,245.39

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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.