Home / 4,980.85-7,467.82-2,206.01

Finding the Fourth Proportional to 4,980.85, 7,467.82 and 2,206.01

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Solution

The fourth proportional to 4,980.85, 7,467.82 and 2,206.01 is: 3,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.85 : 7,467.82 = 2,206.01 : x
  2. Step 2: Convert to fraction form
    4,980.85/7,467.82 = 2,206.01/x
  3. Step 3: Cross multiply
    4,980.85x = 7,467.82 × 2,206.01
  4. Step 4: Simplify right side
    4,980.85x = 16,474,085.60
  5. Step 5: Solve for x
    x = 16,474,085.60/4,980.85
  6. Step 6: Final answer
    x = 3,307.48

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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.