Home / 5,284.86-7,927.37-2,511.82

Finding the Fourth Proportional to 5,284.86, 7,927.37 and 2,511.82

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Solution

The fourth proportional to 5,284.86, 7,927.37 and 2,511.82 is: 3,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.86 : 7,927.37 = 2,511.82 : x
  2. Step 2: Convert to fraction form
    5,284.86/7,927.37 = 2,511.82/x
  3. Step 3: Cross multiply
    5,284.86x = 7,927.37 × 2,511.82
  4. Step 4: Simplify right side
    5,284.86x = 19,912,126.51
  5. Step 5: Solve for x
    x = 19,912,126.51/5,284.86
  6. Step 6: Final answer
    x = 3,767.77

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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.