Home / 3,180.68-4,771.26-1,232.72

Finding the Fourth Proportional to 3,180.68, 4,771.26 and 1,232.72

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Solution

The fourth proportional to 3,180.68, 4,771.26 and 1,232.72 is: 1,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180.68 : 4,771.26 = 1,232.72 : x
  2. Step 2: Convert to fraction form
    3,180.68/4,771.26 = 1,232.72/x
  3. Step 3: Cross multiply
    3,180.68x = 4,771.26 × 1,232.72
  4. Step 4: Simplify right side
    3,180.68x = 5,881,627.63
  5. Step 5: Solve for x
    x = 5,881,627.63/3,180.68
  6. Step 6: Final answer
    x = 1,849.17

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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.