Home / 4,524.19-6,780.78-2,153.59

Finding the Fourth Proportional to 4,524.19, 6,780.78 and 2,153.59

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Solution

The fourth proportional to 4,524.19, 6,780.78 and 2,153.59 is: 3,227.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524.19 : 6,780.78 = 2,153.59 : x
  2. Step 2: Convert to fraction form
    4,524.19/6,780.78 = 2,153.59/x
  3. Step 3: Cross multiply
    4,524.19x = 6,780.78 × 2,153.59
  4. Step 4: Simplify right side
    4,524.19x = 14,603,003.05
  5. Step 5: Solve for x
    x = 14,603,003.05/4,524.19
  6. Step 6: Final answer
    x = 3,227.76

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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.