Home / 4,073.14-6,109.64-1,299.79

Finding the Fourth Proportional to 4,073.14, 6,109.64 and 1,299.79

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Solution

The fourth proportional to 4,073.14, 6,109.64 and 1,299.79 is: 1,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.14 : 6,109.64 = 1,299.79 : x
  2. Step 2: Convert to fraction form
    4,073.14/6,109.64 = 1,299.79/x
  3. Step 3: Cross multiply
    4,073.14x = 6,109.64 × 1,299.79
  4. Step 4: Simplify right side
    4,073.14x = 7,941,242.48
  5. Step 5: Solve for x
    x = 7,941,242.48/4,073.14
  6. Step 6: Final answer
    x = 1,949.66

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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.