Home / 5,305.32-7,958.18-2,017.80

Finding the Fourth Proportional to 5,305.32, 7,958.18 and 2,017.80

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Solution

The fourth proportional to 5,305.32, 7,958.18 and 2,017.80 is: 3,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.32 : 7,958.18 = 2,017.80 : x
  2. Step 2: Convert to fraction form
    5,305.32/7,958.18 = 2,017.80/x
  3. Step 3: Cross multiply
    5,305.32x = 7,958.18 × 2,017.80
  4. Step 4: Simplify right side
    5,305.32x = 16,058,015.60
  5. Step 5: Solve for x
    x = 16,058,015.60/5,305.32
  6. Step 6: Final answer
    x = 3,026.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.