Home / 2,628.50-3,944.35-1,167.77

Finding the Fourth Proportional to 2,628.50, 3,944.35 and 1,167.77

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Solution

The fourth proportional to 2,628.50, 3,944.35 and 1,167.77 is: 1,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.50 : 3,944.35 = 1,167.77 : x
  2. Step 2: Convert to fraction form
    2,628.50/3,944.35 = 1,167.77/x
  3. Step 3: Cross multiply
    2,628.50x = 3,944.35 × 1,167.77
  4. Step 4: Simplify right side
    2,628.50x = 4,606,076.16
  5. Step 5: Solve for x
    x = 4,606,076.16/2,628.50
  6. Step 6: Final answer
    x = 1,752.36

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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.