Home / 8,976.43-12,386.25-4,997.02

Finding the Fourth Proportional to 8,976.43, 12,386.25 and 4,997.02

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Solution

The fourth proportional to 8,976.43, 12,386.25 and 4,997.02 is: 6,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.43 : 12,386.25 = 4,997.02 : x
  2. Step 2: Convert to fraction form
    8,976.43/12,386.25 = 4,997.02/x
  3. Step 3: Cross multiply
    8,976.43x = 12,386.25 × 4,997.02
  4. Step 4: Simplify right side
    8,976.43x = 61,894,338.98
  5. Step 5: Solve for x
    x = 61,894,338.98/8,976.43
  6. Step 6: Final answer
    x = 6,895.21

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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.