Home / 8,948.82-12,348.04-4,969.96

Finding the Fourth Proportional to 8,948.82, 12,348.04 and 4,969.96

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Solution

The fourth proportional to 8,948.82, 12,348.04 and 4,969.96 is: 6,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.82 : 12,348.04 = 4,969.96 : x
  2. Step 2: Convert to fraction form
    8,948.82/12,348.04 = 4,969.96/x
  3. Step 3: Cross multiply
    8,948.82x = 12,348.04 × 4,969.96
  4. Step 4: Simplify right side
    8,948.82x = 61,369,264.88
  5. Step 5: Solve for x
    x = 61,369,264.88/8,948.82
  6. Step 6: Final answer
    x = 6,857.81

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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.