Home / 5,069.36-7,608.90-2,879.94

Finding the Fourth Proportional to 5,069.36, 7,608.90 and 2,879.94

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Solution

The fourth proportional to 5,069.36, 7,608.90 and 2,879.94 is: 4,322.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.36 : 7,608.90 = 2,879.94 : x
  2. Step 2: Convert to fraction form
    5,069.36/7,608.90 = 2,879.94/x
  3. Step 3: Cross multiply
    5,069.36x = 7,608.90 × 2,879.94
  4. Step 4: Simplify right side
    5,069.36x = 21,913,175.47
  5. Step 5: Solve for x
    x = 21,913,175.47/5,069.36
  6. Step 6: Final answer
    x = 4,322.67

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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.