Home / 8,674.11-11,969.97-4,897.37

Finding the Fourth Proportional to 8,674.11, 11,969.97 and 4,897.37

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Solution

The fourth proportional to 8,674.11, 11,969.97 and 4,897.37 is: 6,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.11 : 11,969.97 = 4,897.37 : x
  2. Step 2: Convert to fraction form
    8,674.11/11,969.97 = 4,897.37/x
  3. Step 3: Cross multiply
    8,674.11x = 11,969.97 × 4,897.37
  4. Step 4: Simplify right side
    8,674.11x = 58,621,312.13
  5. Step 5: Solve for x
    x = 58,621,312.13/8,674.11
  6. Step 6: Final answer
    x = 6,758.19

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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.