Home / 9,764.58-14,640.36-3,188.46

Finding the Fourth Proportional to 9,764.58, 14,640.36 and 3,188.46

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Solution

The fourth proportional to 9,764.58, 14,640.36 and 3,188.46 is: 4,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.58 : 14,640.36 = 3,188.46 : x
  2. Step 2: Convert to fraction form
    9,764.58/14,640.36 = 3,188.46/x
  3. Step 3: Cross multiply
    9,764.58x = 14,640.36 × 3,188.46
  4. Step 4: Simplify right side
    9,764.58x = 46,680,202.25
  5. Step 5: Solve for x
    x = 46,680,202.25/9,764.58
  6. Step 6: Final answer
    x = 4,780.56

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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.