Home / 7,074.36-10,613.08-2,144.37

Finding the Fourth Proportional to 7,074.36, 10,613.08 and 2,144.37

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Solution

The fourth proportional to 7,074.36, 10,613.08 and 2,144.37 is: 3,217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.36 : 10,613.08 = 2,144.37 : x
  2. Step 2: Convert to fraction form
    7,074.36/10,613.08 = 2,144.37/x
  3. Step 3: Cross multiply
    7,074.36x = 10,613.08 × 2,144.37
  4. Step 4: Simplify right side
    7,074.36x = 22,758,400.78
  5. Step 5: Solve for x
    x = 22,758,400.78/7,074.36
  6. Step 6: Final answer
    x = 3,217.02

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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.