Home / 4,102.39-6,144.86-2,148.67

Finding the Fourth Proportional to 4,102.39, 6,144.86 and 2,148.67

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Solution

The fourth proportional to 4,102.39, 6,144.86 and 2,148.67 is: 3,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.39 : 6,144.86 = 2,148.67 : x
  2. Step 2: Convert to fraction form
    4,102.39/6,144.86 = 2,148.67/x
  3. Step 3: Cross multiply
    4,102.39x = 6,144.86 × 2,148.67
  4. Step 4: Simplify right side
    4,102.39x = 13,203,265.59
  5. Step 5: Solve for x
    x = 13,203,265.59/4,102.39
  6. Step 6: Final answer
    x = 3,218.43

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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.