Home / 8,737.12-13,105.70-4,056.54

Finding the Fourth Proportional to 8,737.12, 13,105.70 and 4,056.54

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Solution

The fourth proportional to 8,737.12, 13,105.70 and 4,056.54 is: 6,084.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.12 : 13,105.70 = 4,056.54 : x
  2. Step 2: Convert to fraction form
    8,737.12/13,105.70 = 4,056.54/x
  3. Step 3: Cross multiply
    8,737.12x = 13,105.70 × 4,056.54
  4. Step 4: Simplify right side
    8,737.12x = 53,163,764.88
  5. Step 5: Solve for x
    x = 53,163,764.88/8,737.12
  6. Step 6: Final answer
    x = 6,084.81

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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.