Home / 8,736.84-13,105.28-4,056.26

Finding the Fourth Proportional to 8,736.84, 13,105.28 and 4,056.26

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Solution

The fourth proportional to 8,736.84, 13,105.28 and 4,056.26 is: 6,084.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.84 : 13,105.28 = 4,056.26 : x
  2. Step 2: Convert to fraction form
    8,736.84/13,105.28 = 4,056.26/x
  3. Step 3: Cross multiply
    8,736.84x = 13,105.28 × 4,056.26
  4. Step 4: Simplify right side
    8,736.84x = 53,158,367.67
  5. Step 5: Solve for x
    x = 53,158,367.67/8,736.84
  6. Step 6: Final answer
    x = 6,084.39

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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.