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Finding the Fourth Proportional to 8,425.71, 11,628.02 and 4,841.82

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Solution

The fourth proportional to 8,425.71, 11,628.02 and 4,841.82 is: 6,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.71 : 11,628.02 = 4,841.82 : x
  2. Step 2: Convert to fraction form
    8,425.71/11,628.02 = 4,841.82/x
  3. Step 3: Cross multiply
    8,425.71x = 11,628.02 × 4,841.82
  4. Step 4: Simplify right side
    8,425.71x = 56,300,791.90
  5. Step 5: Solve for x
    x = 56,300,791.90/8,425.71
  6. Step 6: Final answer
    x = 6,682.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.