Home / 3,246.08-4,477.44-2,001.92

Finding the Fourth Proportional to 3,246.08, 4,477.44 and 2,001.92

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Solution

The fourth proportional to 3,246.08, 4,477.44 and 2,001.92 is: 2,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.08 : 4,477.44 = 2,001.92 : x
  2. Step 2: Convert to fraction form
    3,246.08/4,477.44 = 2,001.92/x
  3. Step 3: Cross multiply
    3,246.08x = 4,477.44 × 2,001.92
  4. Step 4: Simplify right side
    3,246.08x = 8,963,476.68
  5. Step 5: Solve for x
    x = 8,963,476.68/3,246.08
  6. Step 6: Final answer
    x = 2,761.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.