Home / 3,224.92-4,838.40-1,276.08

Finding the Fourth Proportional to 3,224.92, 4,838.40 and 1,276.08

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Solution

The fourth proportional to 3,224.92, 4,838.40 and 1,276.08 is: 1,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.92 : 4,838.40 = 1,276.08 : x
  2. Step 2: Convert to fraction form
    3,224.92/4,838.40 = 1,276.08/x
  3. Step 3: Cross multiply
    3,224.92x = 4,838.40 × 1,276.08
  4. Step 4: Simplify right side
    3,224.92x = 6,174,185.47
  5. Step 5: Solve for x
    x = 6,174,185.47/3,224.92
  6. Step 6: Final answer
    x = 1,914.52

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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.