Home / 5,827.28-8,044.62-3,948.79

Finding the Fourth Proportional to 5,827.28, 8,044.62 and 3,948.79

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Solution

The fourth proportional to 5,827.28, 8,044.62 and 3,948.79 is: 5,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.28 : 8,044.62 = 3,948.79 : x
  2. Step 2: Convert to fraction form
    5,827.28/8,044.62 = 3,948.79/x
  3. Step 3: Cross multiply
    5,827.28x = 8,044.62 × 3,948.79
  4. Step 4: Simplify right side
    5,827.28x = 31,766,474.79
  5. Step 5: Solve for x
    x = 31,766,474.79/5,827.28
  6. Step 6: Final answer
    x = 5,451.34

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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.