Home / 3,243.74-4,476.45-1,827.48

Finding the Fourth Proportional to 3,243.74, 4,476.45 and 1,827.48

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Solution

The fourth proportional to 3,243.74, 4,476.45 and 1,827.48 is: 2,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.74 : 4,476.45 = 1,827.48 : x
  2. Step 2: Convert to fraction form
    3,243.74/4,476.45 = 1,827.48/x
  3. Step 3: Cross multiply
    3,243.74x = 4,476.45 × 1,827.48
  4. Step 4: Simplify right side
    3,243.74x = 8,180,622.85
  5. Step 5: Solve for x
    x = 8,180,622.85/3,243.74
  6. Step 6: Final answer
    x = 2,521.97

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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.