Home / 5,690.37-7,850.46-3,451.43

Finding the Fourth Proportional to 5,690.37, 7,850.46 and 3,451.43

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Solution

The fourth proportional to 5,690.37, 7,850.46 and 3,451.43 is: 4,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.37 : 7,850.46 = 3,451.43 : x
  2. Step 2: Convert to fraction form
    5,690.37/7,850.46 = 3,451.43/x
  3. Step 3: Cross multiply
    5,690.37x = 7,850.46 × 3,451.43
  4. Step 4: Simplify right side
    5,690.37x = 27,095,313.16
  5. Step 5: Solve for x
    x = 27,095,313.16/5,690.37
  6. Step 6: Final answer
    x = 4,761.61

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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.