Home / 8,343.33-12,516.36-3,411.64

Finding the Fourth Proportional to 8,343.33, 12,516.36 and 3,411.64

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Solution

The fourth proportional to 8,343.33, 12,516.36 and 3,411.64 is: 5,118.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.33 : 12,516.36 = 3,411.64 : x
  2. Step 2: Convert to fraction form
    8,343.33/12,516.36 = 3,411.64/x
  3. Step 3: Cross multiply
    8,343.33x = 12,516.36 × 3,411.64
  4. Step 4: Simplify right side
    8,343.33x = 42,701,314.43
  5. Step 5: Solve for x
    x = 42,701,314.43/8,343.33
  6. Step 6: Final answer
    x = 5,118.02

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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.