Home / 7,069.40-10,608.90-4,144.60

Finding the Fourth Proportional to 7,069.40, 10,608.90 and 4,144.60

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Solution

The fourth proportional to 7,069.40, 10,608.90 and 4,144.60 is: 6,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.40 : 10,608.90 = 4,144.60 : x
  2. Step 2: Convert to fraction form
    7,069.40/10,608.90 = 4,144.60/x
  3. Step 3: Cross multiply
    7,069.40x = 10,608.90 × 4,144.60
  4. Step 4: Simplify right side
    7,069.40x = 43,969,646.94
  5. Step 5: Solve for x
    x = 43,969,646.94/7,069.40
  6. Step 6: Final answer
    x = 6,219.71

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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.