Home / 8,160.88-11,260.38-4,803.84

Finding the Fourth Proportional to 8,160.88, 11,260.38 and 4,803.84

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Solution

The fourth proportional to 8,160.88, 11,260.38 and 4,803.84 is: 6,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.88 : 11,260.38 = 4,803.84 : x
  2. Step 2: Convert to fraction form
    8,160.88/11,260.38 = 4,803.84/x
  3. Step 3: Cross multiply
    8,160.88x = 11,260.38 × 4,803.84
  4. Step 4: Simplify right side
    8,160.88x = 54,093,063.86
  5. Step 5: Solve for x
    x = 54,093,063.86/8,160.88
  6. Step 6: Final answer
    x = 6,628.34

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Half scale
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Double scale
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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.