Home / 5,828.28-8,042.76-3,175.44

Finding the Fourth Proportional to 5,828.28, 8,042.76 and 3,175.44

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Solution

The fourth proportional to 5,828.28, 8,042.76 and 3,175.44 is: 4,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.28 : 8,042.76 = 3,175.44 : x
  2. Step 2: Convert to fraction form
    5,828.28/8,042.76 = 3,175.44/x
  3. Step 3: Cross multiply
    5,828.28x = 8,042.76 × 3,175.44
  4. Step 4: Simplify right side
    5,828.28x = 25,539,301.81
  5. Step 5: Solve for x
    x = 25,539,301.81/5,828.28
  6. Step 6: Final answer
    x = 4,381.96

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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.