Home / 8,837.17-13,256.43-2,911.75

Finding the Fourth Proportional to 8,837.17, 13,256.43 and 2,911.75

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Solution

The fourth proportional to 8,837.17, 13,256.43 and 2,911.75 is: 4,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.17 : 13,256.43 = 2,911.75 : x
  2. Step 2: Convert to fraction form
    8,837.17/13,256.43 = 2,911.75/x
  3. Step 3: Cross multiply
    8,837.17x = 13,256.43 × 2,911.75
  4. Step 4: Simplify right side
    8,837.17x = 38,599,329.21
  5. Step 5: Solve for x
    x = 38,599,329.21/8,837.17
  6. Step 6: Final answer
    x = 4,367.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.