Home / 8,160.54-11,261.39-4,623.67

Finding the Fourth Proportional to 8,160.54, 11,261.39 and 4,623.67

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Solution

The fourth proportional to 8,160.54, 11,261.39 and 4,623.67 is: 6,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.54 : 11,261.39 = 4,623.67 : x
  2. Step 2: Convert to fraction form
    8,160.54/11,261.39 = 4,623.67/x
  3. Step 3: Cross multiply
    8,160.54x = 11,261.39 × 4,623.67
  4. Step 4: Simplify right side
    8,160.54x = 52,068,951.10
  5. Step 5: Solve for x
    x = 52,068,951.10/8,160.54
  6. Step 6: Final answer
    x = 6,380.58

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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.