Home / 4,154.42-6,231.70-1,232.80

Finding the Fourth Proportional to 4,154.42, 6,231.70 and 1,232.80

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Solution

The fourth proportional to 4,154.42, 6,231.70 and 1,232.80 is: 1,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.42 : 6,231.70 = 1,232.80 : x
  2. Step 2: Convert to fraction form
    4,154.42/6,231.70 = 1,232.80/x
  3. Step 3: Cross multiply
    4,154.42x = 6,231.70 × 1,232.80
  4. Step 4: Simplify right side
    4,154.42x = 7,682,439.76
  5. Step 5: Solve for x
    x = 7,682,439.76/4,154.42
  6. Step 6: Final answer
    x = 1,849.22

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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.