Home / 7,456.29-10,286.73-4,805.25

Finding the Fourth Proportional to 7,456.29, 10,286.73 and 4,805.25

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Solution

The fourth proportional to 7,456.29, 10,286.73 and 4,805.25 is: 6,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.29 : 10,286.73 = 4,805.25 : x
  2. Step 2: Convert to fraction form
    7,456.29/10,286.73 = 4,805.25/x
  3. Step 3: Cross multiply
    7,456.29x = 10,286.73 × 4,805.25
  4. Step 4: Simplify right side
    7,456.29x = 49,430,309.33
  5. Step 5: Solve for x
    x = 49,430,309.33/7,456.29
  6. Step 6: Final answer
    x = 6,629.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.