Home / 4,135.76-5,704.80-3,254.48

Finding the Fourth Proportional to 4,135.76, 5,704.80 and 3,254.48

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Solution

The fourth proportional to 4,135.76, 5,704.80 and 3,254.48 is: 4,489.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.76 : 5,704.80 = 3,254.48 : x
  2. Step 2: Convert to fraction form
    4,135.76/5,704.80 = 3,254.48/x
  3. Step 3: Cross multiply
    4,135.76x = 5,704.80 × 3,254.48
  4. Step 4: Simplify right side
    4,135.76x = 18,566,157.50
  5. Step 5: Solve for x
    x = 18,566,157.50/4,135.76
  6. Step 6: Final answer
    x = 4,489.18

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1.5x scale

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.