Home / 7,664.32-11,496.48-2,470.96

Finding the Fourth Proportional to 7,664.32, 11,496.48 and 2,470.96

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Solution

The fourth proportional to 7,664.32, 11,496.48 and 2,470.96 is: 3,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.32 : 11,496.48 = 2,470.96 : x
  2. Step 2: Convert to fraction form
    7,664.32/11,496.48 = 2,470.96/x
  3. Step 3: Cross multiply
    7,664.32x = 11,496.48 × 2,470.96
  4. Step 4: Simplify right side
    7,664.32x = 28,407,342.22
  5. Step 5: Solve for x
    x = 28,407,342.22/7,664.32
  6. Step 6: Final answer
    x = 3,706.44

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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.