Home / 3,741.63-5,614.62-1,403.28

Finding the Fourth Proportional to 3,741.63, 5,614.62 and 1,403.28

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Solution

The fourth proportional to 3,741.63, 5,614.62 and 1,403.28 is: 2,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.63 : 5,614.62 = 1,403.28 : x
  2. Step 2: Convert to fraction form
    3,741.63/5,614.62 = 1,403.28/x
  3. Step 3: Cross multiply
    3,741.63x = 5,614.62 × 1,403.28
  4. Step 4: Simplify right side
    3,741.63x = 7,878,883.95
  5. Step 5: Solve for x
    x = 7,878,883.95/3,741.63
  6. Step 6: Final answer
    x = 2,105.74

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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.