Home / 5,805.23-8,011.90-3,447.37

Finding the Fourth Proportional to 5,805.23, 8,011.90 and 3,447.37

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Solution

The fourth proportional to 5,805.23, 8,011.90 and 3,447.37 is: 4,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.23 : 8,011.90 = 3,447.37 : x
  2. Step 2: Convert to fraction form
    5,805.23/8,011.90 = 3,447.37/x
  3. Step 3: Cross multiply
    5,805.23x = 8,011.90 × 3,447.37
  4. Step 4: Simplify right side
    5,805.23x = 27,619,965.80
  5. Step 5: Solve for x
    x = 27,619,965.80/5,805.23
  6. Step 6: Final answer
    x = 4,757.77

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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.