Home / 4,245.66-6,357.15-3,419.46

Finding the Fourth Proportional to 4,245.66, 6,357.15 and 3,419.46

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Solution

The fourth proportional to 4,245.66, 6,357.15 and 3,419.46 is: 5,120.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.66 : 6,357.15 = 3,419.46 : x
  2. Step 2: Convert to fraction form
    4,245.66/6,357.15 = 3,419.46/x
  3. Step 3: Cross multiply
    4,245.66x = 6,357.15 × 3,419.46
  4. Step 4: Simplify right side
    4,245.66x = 21,738,020.14
  5. Step 5: Solve for x
    x = 21,738,020.14/4,245.66
  6. Step 6: Final answer
    x = 5,120.06

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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.