Home / 7,684.53-11,528.63-2,490.41

Finding the Fourth Proportional to 7,684.53, 11,528.63 and 2,490.41

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Solution

The fourth proportional to 7,684.53, 11,528.63 and 2,490.41 is: 3,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684.53 : 11,528.63 = 2,490.41 : x
  2. Step 2: Convert to fraction form
    7,684.53/11,528.63 = 2,490.41/x
  3. Step 3: Cross multiply
    7,684.53x = 11,528.63 × 2,490.41
  4. Step 4: Simplify right side
    7,684.53x = 28,711,015.44
  5. Step 5: Solve for x
    x = 28,711,015.44/7,684.53
  6. Step 6: Final answer
    x = 3,736.21

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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.