Home / 4,043.78-6,065.67-1,270.88

Finding the Fourth Proportional to 4,043.78, 6,065.67 and 1,270.88

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Solution

The fourth proportional to 4,043.78, 6,065.67 and 1,270.88 is: 1,906.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.78 : 6,065.67 = 1,270.88 : x
  2. Step 2: Convert to fraction form
    4,043.78/6,065.67 = 1,270.88/x
  3. Step 3: Cross multiply
    4,043.78x = 6,065.67 × 1,270.88
  4. Step 4: Simplify right side
    4,043.78x = 7,708,738.69
  5. Step 5: Solve for x
    x = 7,708,738.69/4,043.78
  6. Step 6: Final answer
    x = 1,906.32

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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.