Home / 4,908.25-7,364.32-1,788.47

Finding the Fourth Proportional to 4,908.25, 7,364.32 and 1,788.47

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Solution

The fourth proportional to 4,908.25, 7,364.32 and 1,788.47 is: 2,683.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.25 : 7,364.32 = 1,788.47 : x
  2. Step 2: Convert to fraction form
    4,908.25/7,364.32 = 1,788.47/x
  3. Step 3: Cross multiply
    4,908.25x = 7,364.32 × 1,788.47
  4. Step 4: Simplify right side
    4,908.25x = 13,170,824.10
  5. Step 5: Solve for x
    x = 13,170,824.10/4,908.25
  6. Step 6: Final answer
    x = 2,683.41

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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.