Home / 8,429.43-12,627.22-4,199.93

Finding the Fourth Proportional to 8,429.43, 12,627.22 and 4,199.93

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Solution

The fourth proportional to 8,429.43, 12,627.22 and 4,199.93 is: 6,291.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.43 : 12,627.22 = 4,199.93 : x
  2. Step 2: Convert to fraction form
    8,429.43/12,627.22 = 4,199.93/x
  3. Step 3: Cross multiply
    8,429.43x = 12,627.22 × 4,199.93
  4. Step 4: Simplify right side
    8,429.43x = 53,033,440.09
  5. Step 5: Solve for x
    x = 53,033,440.09/8,429.43
  6. Step 6: Final answer
    x = 6,291.46

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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.