Home / 2,579.92-3,560.26-1,400.98

Finding the Fourth Proportional to 2,579.92, 3,560.26 and 1,400.98

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Solution

The fourth proportional to 2,579.92, 3,560.26 and 1,400.98 is: 1,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.92 : 3,560.26 = 1,400.98 : x
  2. Step 2: Convert to fraction form
    2,579.92/3,560.26 = 1,400.98/x
  3. Step 3: Cross multiply
    2,579.92x = 3,560.26 × 1,400.98
  4. Step 4: Simplify right side
    2,579.92x = 4,987,853.05
  5. Step 5: Solve for x
    x = 4,987,853.05/2,579.92
  6. Step 6: Final answer
    x = 1,933.34

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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.