Home / 5,119.56-7,034.36-4,069.80

Finding the Fourth Proportional to 5,119.56, 7,034.36 and 4,069.80

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Solution

The fourth proportional to 5,119.56, 7,034.36 and 4,069.80 is: 5,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.56 : 7,034.36 = 4,069.80 : x
  2. Step 2: Convert to fraction form
    5,119.56/7,034.36 = 4,069.80/x
  3. Step 3: Cross multiply
    5,119.56x = 7,034.36 × 4,069.80
  4. Step 4: Simplify right side
    5,119.56x = 28,628,417.98
  5. Step 5: Solve for x
    x = 28,628,417.98/5,119.56
  6. Step 6: Final answer
    x = 5,591.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.