Home / 4,142.10-6,213.48-1,180.76

Finding the Fourth Proportional to 4,142.10, 6,213.48 and 1,180.76

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Solution

The fourth proportional to 4,142.10, 6,213.48 and 1,180.76 is: 1,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.10 : 6,213.48 = 1,180.76 : x
  2. Step 2: Convert to fraction form
    4,142.10/6,213.48 = 1,180.76/x
  3. Step 3: Cross multiply
    4,142.10x = 6,213.48 × 1,180.76
  4. Step 4: Simplify right side
    4,142.10x = 7,336,622.74
  5. Step 5: Solve for x
    x = 7,336,622.74/4,142.10
  6. Step 6: Final answer
    x = 1,771.23

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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.