Home / 2,703.20-4,054.26-1,403.96

Finding the Fourth Proportional to 2,703.20, 4,054.26 and 1,403.96

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Solution

The fourth proportional to 2,703.20, 4,054.26 and 1,403.96 is: 2,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.20 : 4,054.26 = 1,403.96 : x
  2. Step 2: Convert to fraction form
    2,703.20/4,054.26 = 1,403.96/x
  3. Step 3: Cross multiply
    2,703.20x = 4,054.26 × 1,403.96
  4. Step 4: Simplify right side
    2,703.20x = 5,692,018.87
  5. Step 5: Solve for x
    x = 5,692,018.87/2,703.20
  6. Step 6: Final answer
    x = 2,105.66

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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.