Home / 8,508.84-11,740.49-4,971.37

Finding the Fourth Proportional to 8,508.84, 11,740.49 and 4,971.37

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Solution

The fourth proportional to 8,508.84, 11,740.49 and 4,971.37 is: 6,859.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.84 : 11,740.49 = 4,971.37 : x
  2. Step 2: Convert to fraction form
    8,508.84/11,740.49 = 4,971.37/x
  3. Step 3: Cross multiply
    8,508.84x = 11,740.49 × 4,971.37
  4. Step 4: Simplify right side
    8,508.84x = 58,366,236.21
  5. Step 5: Solve for x
    x = 58,366,236.21/8,508.84
  6. Step 6: Final answer
    x = 6,859.49

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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.