Home / 3,645.93-5,031.38-2,074.03

Finding the Fourth Proportional to 3,645.93, 5,031.38 and 2,074.03

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Solution

The fourth proportional to 3,645.93, 5,031.38 and 2,074.03 is: 2,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.93 : 5,031.38 = 2,074.03 : x
  2. Step 2: Convert to fraction form
    3,645.93/5,031.38 = 2,074.03/x
  3. Step 3: Cross multiply
    3,645.93x = 5,031.38 × 2,074.03
  4. Step 4: Simplify right side
    3,645.93x = 10,435,233.06
  5. Step 5: Solve for x
    x = 10,435,233.06/3,645.93
  6. Step 6: Final answer
    x = 2,862.16

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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.