Home / 5,183.82-7,156.08-3,058.65

Finding the Fourth Proportional to 5,183.82, 7,156.08 and 3,058.65

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Solution

The fourth proportional to 5,183.82, 7,156.08 and 3,058.65 is: 4,222.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.82 : 7,156.08 = 3,058.65 : x
  2. Step 2: Convert to fraction form
    5,183.82/7,156.08 = 3,058.65/x
  3. Step 3: Cross multiply
    5,183.82x = 7,156.08 × 3,058.65
  4. Step 4: Simplify right side
    5,183.82x = 21,887,944.09
  5. Step 5: Solve for x
    x = 21,887,944.09/5,183.82
  6. Step 6: Final answer
    x = 4,222.36

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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.