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Finding the Fourth Proportional to 3,063.62, 4,592.16 and 1,213.94

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Solution

The fourth proportional to 3,063.62, 4,592.16 and 1,213.94 is: 1,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.62 : 4,592.16 = 1,213.94 : x
  2. Step 2: Convert to fraction form
    3,063.62/4,592.16 = 1,213.94/x
  3. Step 3: Cross multiply
    3,063.62x = 4,592.16 × 1,213.94
  4. Step 4: Simplify right side
    3,063.62x = 5,574,606.71
  5. Step 5: Solve for x
    x = 5,574,606.71/3,063.62
  6. Step 6: Final answer
    x = 1,819.61

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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.