Home / 11,660.60-17,490.71-2,895.59

Finding the Fourth Proportional to 11,660.60, 17,490.71 and 2,895.59

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Solution

The fourth proportional to 11,660.60, 17,490.71 and 2,895.59 is: 4,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.60 : 17,490.71 = 2,895.59 : x
  2. Step 2: Convert to fraction form
    11,660.60/17,490.71 = 2,895.59/x
  3. Step 3: Cross multiply
    11,660.60x = 17,490.71 × 2,895.59
  4. Step 4: Simplify right side
    11,660.60x = 50,645,924.97
  5. Step 5: Solve for x
    x = 50,645,924.97/11,660.60
  6. Step 6: Final answer
    x = 4,343.34

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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.