Home / 3,230.42-4,846.14-1,381.55

Finding the Fourth Proportional to 3,230.42, 4,846.14 and 1,381.55

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Solution

The fourth proportional to 3,230.42, 4,846.14 and 1,381.55 is: 2,072.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.42 : 4,846.14 = 1,381.55 : x
  2. Step 2: Convert to fraction form
    3,230.42/4,846.14 = 1,381.55/x
  3. Step 3: Cross multiply
    3,230.42x = 4,846.14 × 1,381.55
  4. Step 4: Simplify right side
    3,230.42x = 6,695,160.49
  5. Step 5: Solve for x
    x = 6,695,160.49/3,230.42
  6. Step 6: Final answer
    x = 2,072.53

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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.