Home / 3,213.24-4,818.03-1,264.38

Finding the Fourth Proportional to 3,213.24, 4,818.03 and 1,264.38

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Solution

The fourth proportional to 3,213.24, 4,818.03 and 1,264.38 is: 1,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.24 : 4,818.03 = 1,264.38 : x
  2. Step 2: Convert to fraction form
    3,213.24/4,818.03 = 1,264.38/x
  3. Step 3: Cross multiply
    3,213.24x = 4,818.03 × 1,264.38
  4. Step 4: Simplify right side
    3,213.24x = 6,091,820.77
  5. Step 5: Solve for x
    x = 6,091,820.77/3,213.24
  6. Step 6: Final answer
    x = 1,895.85

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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.