Home / 11,671.43-17,507.15-2,906.35

Finding the Fourth Proportional to 11,671.43, 17,507.15 and 2,906.35

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Solution

The fourth proportional to 11,671.43, 17,507.15 and 2,906.35 is: 4,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671.43 : 17,507.15 = 2,906.35 : x
  2. Step 2: Convert to fraction form
    11,671.43/17,507.15 = 2,906.35/x
  3. Step 3: Cross multiply
    11,671.43x = 17,507.15 × 2,906.35
  4. Step 4: Simplify right side
    11,671.43x = 50,881,905.40
  5. Step 5: Solve for x
    x = 50,881,905.40/11,671.43
  6. Step 6: Final answer
    x = 4,359.53

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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.