Home / 4,982.22-7,474.59-1,519.50

Finding the Fourth Proportional to 4,982.22, 7,474.59 and 1,519.50

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Solution

The fourth proportional to 4,982.22, 7,474.59 and 1,519.50 is: 2,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.22 : 7,474.59 = 1,519.50 : x
  2. Step 2: Convert to fraction form
    4,982.22/7,474.59 = 1,519.50/x
  3. Step 3: Cross multiply
    4,982.22x = 7,474.59 × 1,519.50
  4. Step 4: Simplify right side
    4,982.22x = 11,357,639.51
  5. Step 5: Solve for x
    x = 11,357,639.51/4,982.22
  6. Step 6: Final answer
    x = 2,279.63

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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.