Home / 9,279.56-13,919.75-2,706.31

Finding the Fourth Proportional to 9,279.56, 13,919.75 and 2,706.31

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Solution

The fourth proportional to 9,279.56, 13,919.75 and 2,706.31 is: 4,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.56 : 13,919.75 = 2,706.31 : x
  2. Step 2: Convert to fraction form
    9,279.56/13,919.75 = 2,706.31/x
  3. Step 3: Cross multiply
    9,279.56x = 13,919.75 × 2,706.31
  4. Step 4: Simplify right side
    9,279.56x = 37,671,172.64
  5. Step 5: Solve for x
    x = 37,671,172.64/9,279.56
  6. Step 6: Final answer
    x = 4,059.58

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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.