Home / 11,171.97-15,417.27-6,136.07

Finding the Fourth Proportional to 11,171.97, 15,417.27 and 6,136.07

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Solution

The fourth proportional to 11,171.97, 15,417.27 and 6,136.07 is: 8,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.97 : 15,417.27 = 6,136.07 : x
  2. Step 2: Convert to fraction form
    11,171.97/15,417.27 = 6,136.07/x
  3. Step 3: Cross multiply
    11,171.97x = 15,417.27 × 6,136.07
  4. Step 4: Simplify right side
    11,171.97x = 94,601,370.84
  5. Step 5: Solve for x
    x = 94,601,370.84/11,171.97
  6. Step 6: Final answer
    x = 8,467.74

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1.5x scale

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.