Home / 4,948.09-7,406.64-3,092.78

Finding the Fourth Proportional to 4,948.09, 7,406.64 and 3,092.78

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Solution

The fourth proportional to 4,948.09, 7,406.64 and 3,092.78 is: 4,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.09 : 7,406.64 = 3,092.78 : x
  2. Step 2: Convert to fraction form
    4,948.09/7,406.64 = 3,092.78/x
  3. Step 3: Cross multiply
    4,948.09x = 7,406.64 × 3,092.78
  4. Step 4: Simplify right side
    4,948.09x = 22,907,126.58
  5. Step 5: Solve for x
    x = 22,907,126.58/4,948.09
  6. Step 6: Final answer
    x = 4,629.49

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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.