Home / 4,819.26-7,228.88-1,356.50

Finding the Fourth Proportional to 4,819.26, 7,228.88 and 1,356.50

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Solution

The fourth proportional to 4,819.26, 7,228.88 and 1,356.50 is: 2,034.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.26 : 7,228.88 = 1,356.50 : x
  2. Step 2: Convert to fraction form
    4,819.26/7,228.88 = 1,356.50/x
  3. Step 3: Cross multiply
    4,819.26x = 7,228.88 × 1,356.50
  4. Step 4: Simplify right side
    4,819.26x = 9,805,975.72
  5. Step 5: Solve for x
    x = 9,805,975.72/4,819.26
  6. Step 6: Final answer
    x = 2,034.75

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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.