Home / 2,579.70-3,558.65-1,633.90

Finding the Fourth Proportional to 2,579.70, 3,558.65 and 1,633.90

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Solution

The fourth proportional to 2,579.70, 3,558.65 and 1,633.90 is: 2,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.70 : 3,558.65 = 1,633.90 : x
  2. Step 2: Convert to fraction form
    2,579.70/3,558.65 = 1,633.90/x
  3. Step 3: Cross multiply
    2,579.70x = 3,558.65 × 1,633.90
  4. Step 4: Simplify right side
    2,579.70x = 5,814,478.24
  5. Step 5: Solve for x
    x = 5,814,478.24/2,579.70
  6. Step 6: Final answer
    x = 2,253.94

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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.