Home / 9,951.41-14,921.97-2,930.51

Finding the Fourth Proportional to 9,951.41, 14,921.97 and 2,930.51

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Solution

The fourth proportional to 9,951.41, 14,921.97 and 2,930.51 is: 4,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.41 : 14,921.97 = 2,930.51 : x
  2. Step 2: Convert to fraction form
    9,951.41/14,921.97 = 2,930.51/x
  3. Step 3: Cross multiply
    9,951.41x = 14,921.97 × 2,930.51
  4. Step 4: Simplify right side
    9,951.41x = 43,728,907.69
  5. Step 5: Solve for x
    x = 43,728,907.69/9,951.41
  6. Step 6: Final answer
    x = 4,394.24

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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.