Home / 4,759.76-7,135.32-1,837.28

Finding the Fourth Proportional to 4,759.76, 7,135.32 and 1,837.28

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Solution

The fourth proportional to 4,759.76, 7,135.32 and 1,837.28 is: 2,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.76 : 7,135.32 = 1,837.28 : x
  2. Step 2: Convert to fraction form
    4,759.76/7,135.32 = 1,837.28/x
  3. Step 3: Cross multiply
    4,759.76x = 7,135.32 × 1,837.28
  4. Step 4: Simplify right side
    4,759.76x = 13,109,580.73
  5. Step 5: Solve for x
    x = 13,109,580.73/4,759.76
  6. Step 6: Final answer
    x = 2,754.25

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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.