Home / 3,645.55-5,029.99-2,074.51

Finding the Fourth Proportional to 3,645.55, 5,029.99 and 2,074.51

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Solution

The fourth proportional to 3,645.55, 5,029.99 and 2,074.51 is: 2,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.55 : 5,029.99 = 2,074.51 : x
  2. Step 2: Convert to fraction form
    3,645.55/5,029.99 = 2,074.51/x
  3. Step 3: Cross multiply
    3,645.55x = 5,029.99 × 2,074.51
  4. Step 4: Simplify right side
    3,645.55x = 10,434,764.55
  5. Step 5: Solve for x
    x = 10,434,764.55/3,645.55
  6. Step 6: Final answer
    x = 2,862.33

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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.