Home / 8,975.97-12,386.54-4,997.03

Finding the Fourth Proportional to 8,975.97, 12,386.54 and 4,997.03

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Solution

The fourth proportional to 8,975.97, 12,386.54 and 4,997.03 is: 6,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.97 : 12,386.54 = 4,997.03 : x
  2. Step 2: Convert to fraction form
    8,975.97/12,386.54 = 4,997.03/x
  3. Step 3: Cross multiply
    8,975.97x = 12,386.54 × 4,997.03
  4. Step 4: Simplify right side
    8,975.97x = 61,895,862.54
  5. Step 5: Solve for x
    x = 61,895,862.54/8,975.97
  6. Step 6: Final answer
    x = 6,895.73

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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.