Home / 8,933.94-12,328.25-4,954.78

Finding the Fourth Proportional to 8,933.94, 12,328.25 and 4,954.78

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Solution

The fourth proportional to 8,933.94, 12,328.25 and 4,954.78 is: 6,837.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.94 : 12,328.25 = 4,954.78 : x
  2. Step 2: Convert to fraction form
    8,933.94/12,328.25 = 4,954.78/x
  3. Step 3: Cross multiply
    8,933.94x = 12,328.25 × 4,954.78
  4. Step 4: Simplify right side
    8,933.94x = 61,083,748.10
  5. Step 5: Solve for x
    x = 61,083,748.10/8,933.94
  6. Step 6: Final answer
    x = 6,837.27

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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.