Home / 3,515.86-5,274.04-1,050.48

Finding the Fourth Proportional to 3,515.86, 5,274.04 and 1,050.48

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Solution

The fourth proportional to 3,515.86, 5,274.04 and 1,050.48 is: 1,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.86 : 5,274.04 = 1,050.48 : x
  2. Step 2: Convert to fraction form
    3,515.86/5,274.04 = 1,050.48/x
  3. Step 3: Cross multiply
    3,515.86x = 5,274.04 × 1,050.48
  4. Step 4: Simplify right side
    3,515.86x = 5,540,273.54
  5. Step 5: Solve for x
    x = 5,540,273.54/3,515.86
  6. Step 6: Final answer
    x = 1,575.79

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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.