Home / 3,515.43-5,274.11-1,050.33

Finding the Fourth Proportional to 3,515.43, 5,274.11 and 1,050.33

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Solution

The fourth proportional to 3,515.43, 5,274.11 and 1,050.33 is: 1,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.43 : 5,274.11 = 1,050.33 : x
  2. Step 2: Convert to fraction form
    3,515.43/5,274.11 = 1,050.33/x
  3. Step 3: Cross multiply
    3,515.43x = 5,274.11 × 1,050.33
  4. Step 4: Simplify right side
    3,515.43x = 5,539,555.96
  5. Step 5: Solve for x
    x = 5,539,555.96/3,515.43
  6. Step 6: Final answer
    x = 1,575.78

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1.5x scale

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.