Home / 8,975.26-12,385.71-4,996.43

Finding the Fourth Proportional to 8,975.26, 12,385.71 and 4,996.43

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Solution

The fourth proportional to 8,975.26, 12,385.71 and 4,996.43 is: 6,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.26 : 12,385.71 = 4,996.43 : x
  2. Step 2: Convert to fraction form
    8,975.26/12,385.71 = 4,996.43/x
  3. Step 3: Cross multiply
    8,975.26x = 12,385.71 × 4,996.43
  4. Step 4: Simplify right side
    8,975.26x = 61,884,387.20
  5. Step 5: Solve for x
    x = 61,884,387.20/8,975.26
  6. Step 6: Final answer
    x = 6,895.00

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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.