Home / 5,917.23-8,164.89-3,399.45

Finding the Fourth Proportional to 5,917.23, 8,164.89 and 3,399.45

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Solution

The fourth proportional to 5,917.23, 8,164.89 and 3,399.45 is: 4,690.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.23 : 8,164.89 = 3,399.45 : x
  2. Step 2: Convert to fraction form
    5,917.23/8,164.89 = 3,399.45/x
  3. Step 3: Cross multiply
    5,917.23x = 8,164.89 × 3,399.45
  4. Step 4: Simplify right side
    5,917.23x = 27,756,135.31
  5. Step 5: Solve for x
    x = 27,756,135.31/5,917.23
  6. Step 6: Final answer
    x = 4,690.73

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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.