Home / 6,625.33-9,935.88-1,945.69

Finding the Fourth Proportional to 6,625.33, 9,935.88 and 1,945.69

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Solution

The fourth proportional to 6,625.33, 9,935.88 and 1,945.69 is: 2,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.33 : 9,935.88 = 1,945.69 : x
  2. Step 2: Convert to fraction form
    6,625.33/9,935.88 = 1,945.69/x
  3. Step 3: Cross multiply
    6,625.33x = 9,935.88 × 1,945.69
  4. Step 4: Simplify right side
    6,625.33x = 19,332,142.36
  5. Step 5: Solve for x
    x = 19,332,142.36/6,625.33
  6. Step 6: Final answer
    x = 2,917.91

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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.