Home / 5,370.43-8,056.83-2,207.86

Finding the Fourth Proportional to 5,370.43, 8,056.83 and 2,207.86

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Solution

The fourth proportional to 5,370.43, 8,056.83 and 2,207.86 is: 3,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.43 : 8,056.83 = 2,207.86 : x
  2. Step 2: Convert to fraction form
    5,370.43/8,056.83 = 2,207.86/x
  3. Step 3: Cross multiply
    5,370.43x = 8,056.83 × 2,207.86
  4. Step 4: Simplify right side
    5,370.43x = 17,788,352.68
  5. Step 5: Solve for x
    x = 17,788,352.68/5,370.43
  6. Step 6: Final answer
    x = 3,312.28

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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.