Home / 4,213.99-6,320.94-1,093.72

Finding the Fourth Proportional to 4,213.99, 6,320.94 and 1,093.72

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Solution

The fourth proportional to 4,213.99, 6,320.94 and 1,093.72 is: 1,640.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.99 : 6,320.94 = 1,093.72 : x
  2. Step 2: Convert to fraction form
    4,213.99/6,320.94 = 1,093.72/x
  3. Step 3: Cross multiply
    4,213.99x = 6,320.94 × 1,093.72
  4. Step 4: Simplify right side
    4,213.99x = 6,913,330.44
  5. Step 5: Solve for x
    x = 6,913,330.44/4,213.99
  6. Step 6: Final answer
    x = 1,640.57

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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.