Home / 7,144.02-10,722.93-3,448.85

Finding the Fourth Proportional to 7,144.02, 10,722.93 and 3,448.85

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Solution

The fourth proportional to 7,144.02, 10,722.93 and 3,448.85 is: 5,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144.02 : 10,722.93 = 3,448.85 : x
  2. Step 2: Convert to fraction form
    7,144.02/10,722.93 = 3,448.85/x
  3. Step 3: Cross multiply
    7,144.02x = 10,722.93 × 3,448.85
  4. Step 4: Simplify right side
    7,144.02x = 36,981,723.52
  5. Step 5: Solve for x
    x = 36,981,723.52/7,144.02
  6. Step 6: Final answer
    x = 5,176.60

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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.