Home / 4,970.08-7,450.56-2,629.60

Finding the Fourth Proportional to 4,970.08, 7,450.56 and 2,629.60

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Solution

The fourth proportional to 4,970.08, 7,450.56 and 2,629.60 is: 3,941.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.08 : 7,450.56 = 2,629.60 : x
  2. Step 2: Convert to fraction form
    4,970.08/7,450.56 = 2,629.60/x
  3. Step 3: Cross multiply
    4,970.08x = 7,450.56 × 2,629.60
  4. Step 4: Simplify right side
    4,970.08x = 19,591,992.58
  5. Step 5: Solve for x
    x = 19,591,992.58/4,970.08
  6. Step 6: Final answer
    x = 3,941.99

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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.