Home / 8,505.36-12,757.86-4,557.96

Finding the Fourth Proportional to 8,505.36, 12,757.86 and 4,557.96

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Solution

The fourth proportional to 8,505.36, 12,757.86 and 4,557.96 is: 6,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505.36 : 12,757.86 = 4,557.96 : x
  2. Step 2: Convert to fraction form
    8,505.36/12,757.86 = 4,557.96/x
  3. Step 3: Cross multiply
    8,505.36x = 12,757.86 × 4,557.96
  4. Step 4: Simplify right side
    8,505.36x = 58,149,815.57
  5. Step 5: Solve for x
    x = 58,149,815.57/8,505.36
  6. Step 6: Final answer
    x = 6,836.84

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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.