Home / 4,069.89-6,105.65-1,296.47

Finding the Fourth Proportional to 4,069.89, 6,105.65 and 1,296.47

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Solution

The fourth proportional to 4,069.89, 6,105.65 and 1,296.47 is: 1,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.89 : 6,105.65 = 1,296.47 : x
  2. Step 2: Convert to fraction form
    4,069.89/6,105.65 = 1,296.47/x
  3. Step 3: Cross multiply
    4,069.89x = 6,105.65 × 1,296.47
  4. Step 4: Simplify right side
    4,069.89x = 7,915,800.84
  5. Step 5: Solve for x
    x = 7,915,800.84/4,069.89
  6. Step 6: Final answer
    x = 1,944.97

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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.