Home / 3,053.64-4,212.09-2,005.77

Finding the Fourth Proportional to 3,053.64, 4,212.09 and 2,005.77

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Solution

The fourth proportional to 3,053.64, 4,212.09 and 2,005.77 is: 2,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.64 : 4,212.09 = 2,005.77 : x
  2. Step 2: Convert to fraction form
    3,053.64/4,212.09 = 2,005.77/x
  3. Step 3: Cross multiply
    3,053.64x = 4,212.09 × 2,005.77
  4. Step 4: Simplify right side
    3,053.64x = 8,448,483.76
  5. Step 5: Solve for x
    x = 8,448,483.76/3,053.64
  6. Step 6: Final answer
    x = 2,766.69

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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.