Home / 8,949.36-12,348.99-4,969.93

Finding the Fourth Proportional to 8,949.36, 12,348.99 and 4,969.93

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Solution

The fourth proportional to 8,949.36, 12,348.99 and 4,969.93 is: 6,857.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.36 : 12,348.99 = 4,969.93 : x
  2. Step 2: Convert to fraction form
    8,949.36/12,348.99 = 4,969.93/x
  3. Step 3: Cross multiply
    8,949.36x = 12,348.99 × 4,969.93
  4. Step 4: Simplify right side
    8,949.36x = 61,373,615.87
  5. Step 5: Solve for x
    x = 61,373,615.87/8,949.36
  6. Step 6: Final answer
    x = 6,857.88

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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.