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Finding the Fourth Proportional to 5,805.32, 7,993.13 and 5,123.26

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Solution

The fourth proportional to 5,805.32, 7,993.13 and 5,123.26 is: 7,054.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.32 : 7,993.13 = 5,123.26 : x
  2. Step 2: Convert to fraction form
    5,805.32/7,993.13 = 5,123.26/x
  3. Step 3: Cross multiply
    5,805.32x = 7,993.13 × 5,123.26
  4. Step 4: Simplify right side
    5,805.32x = 40,950,843.24
  5. Step 5: Solve for x
    x = 40,950,843.24/5,805.32
  6. Step 6: Final answer
    x = 7,054.02

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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.