Home / 11,395.94-15,725.00-6,360.44

Finding the Fourth Proportional to 11,395.94, 15,725.00 and 6,360.44

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Solution

The fourth proportional to 11,395.94, 15,725.00 and 6,360.44 is: 8,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,395.94 : 15,725.00 = 6,360.44 : x
  2. Step 2: Convert to fraction form
    11,395.94/15,725.00 = 6,360.44/x
  3. Step 3: Cross multiply
    11,395.94x = 15,725.00 × 6,360.44
  4. Step 4: Simplify right side
    11,395.94x = 100,017,856.28
  5. Step 5: Solve for x
    x = 100,017,856.28/11,395.94
  6. Step 6: Final answer
    x = 8,776.63

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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.