Home / 5,284.44-7,929.50-2,509.38

Finding the Fourth Proportional to 5,284.44, 7,929.50 and 2,509.38

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Solution

The fourth proportional to 5,284.44, 7,929.50 and 2,509.38 is: 3,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.44 : 7,929.50 = 2,509.38 : x
  2. Step 2: Convert to fraction form
    5,284.44/7,929.50 = 2,509.38/x
  3. Step 3: Cross multiply
    5,284.44x = 7,929.50 × 2,509.38
  4. Step 4: Simplify right side
    5,284.44x = 19,898,116.16
  5. Step 5: Solve for x
    x = 19,898,116.16/5,284.44
  6. Step 6: Final answer
    x = 3,765.42

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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.