Home / 4,980.44-7,456.56-2,635.12

Finding the Fourth Proportional to 4,980.44, 7,456.56 and 2,635.12

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Solution

The fourth proportional to 4,980.44, 7,456.56 and 2,635.12 is: 3,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.44 : 7,456.56 = 2,635.12 : x
  2. Step 2: Convert to fraction form
    4,980.44/7,456.56 = 2,635.12/x
  3. Step 3: Cross multiply
    4,980.44x = 7,456.56 × 2,635.12
  4. Step 4: Simplify right side
    4,980.44x = 19,648,930.39
  5. Step 5: Solve for x
    x = 19,648,930.39/4,980.44
  6. Step 6: Final answer
    x = 3,945.22

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1.5x scale

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.