Home / 5,451.67-7,524.28-3,213.41

Finding the Fourth Proportional to 5,451.67, 7,524.28 and 3,213.41

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Solution

The fourth proportional to 5,451.67, 7,524.28 and 3,213.41 is: 4,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.67 : 7,524.28 = 3,213.41 : x
  2. Step 2: Convert to fraction form
    5,451.67/7,524.28 = 3,213.41/x
  3. Step 3: Cross multiply
    5,451.67x = 7,524.28 × 3,213.41
  4. Step 4: Simplify right side
    5,451.67x = 24,178,596.59
  5. Step 5: Solve for x
    x = 24,178,596.59/5,451.67
  6. Step 6: Final answer
    x = 4,435.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.