Home / 8,463.84-12,688.56-3,273.36

Finding the Fourth Proportional to 8,463.84, 12,688.56 and 3,273.36

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Solution

The fourth proportional to 8,463.84, 12,688.56 and 3,273.36 is: 4,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.84 : 12,688.56 = 3,273.36 : x
  2. Step 2: Convert to fraction form
    8,463.84/12,688.56 = 3,273.36/x
  3. Step 3: Cross multiply
    8,463.84x = 12,688.56 × 3,273.36
  4. Step 4: Simplify right side
    8,463.84x = 41,534,224.76
  5. Step 5: Solve for x
    x = 41,534,224.76/8,463.84
  6. Step 6: Final answer
    x = 4,907.26

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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.