Home / 11,486.17-17,214.33-5,156.37

Finding the Fourth Proportional to 11,486.17, 17,214.33 and 5,156.37

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Solution

The fourth proportional to 11,486.17, 17,214.33 and 5,156.37 is: 7,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.17 : 17,214.33 = 5,156.37 : x
  2. Step 2: Convert to fraction form
    11,486.17/17,214.33 = 5,156.37/x
  3. Step 3: Cross multiply
    11,486.17x = 17,214.33 × 5,156.37
  4. Step 4: Simplify right side
    11,486.17x = 88,763,454.78
  5. Step 5: Solve for x
    x = 88,763,454.78/11,486.17
  6. Step 6: Final answer
    x = 7,727.85

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1.5x scale

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.