Home / 3,212.46-4,818.83-1,021.34

Finding the Fourth Proportional to 3,212.46, 4,818.83 and 1,021.34

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Solution

The fourth proportional to 3,212.46, 4,818.83 and 1,021.34 is: 1,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.46 : 4,818.83 = 1,021.34 : x
  2. Step 2: Convert to fraction form
    3,212.46/4,818.83 = 1,021.34/x
  3. Step 3: Cross multiply
    3,212.46x = 4,818.83 × 1,021.34
  4. Step 4: Simplify right side
    3,212.46x = 4,921,670.77
  5. Step 5: Solve for x
    x = 4,921,670.77/3,212.46
  6. Step 6: Final answer
    x = 1,532.06

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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.