Home / 3,276.48-4,914.24-1,224

Finding the Fourth Proportional to 3,276.48, 4,914.24 and 1,224

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Solution

The fourth proportional to 3,276.48, 4,914.24 and 1,224 is: 1,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.48 : 4,914.24 = 1,224 : x
  2. Step 2: Convert to fraction form
    3,276.48/4,914.24 = 1,224/x
  3. Step 3: Cross multiply
    3,276.48x = 4,914.24 × 1,224
  4. Step 4: Simplify right side
    3,276.48x = 6,015,029.76
  5. Step 5: Solve for x
    x = 6,015,029.76/3,276.48
  6. Step 6: Final answer
    x = 1,835.82

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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.