Home / 3,148.29-4,724.26-1,742.84

Finding the Fourth Proportional to 3,148.29, 4,724.26 and 1,742.84

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Solution

The fourth proportional to 3,148.29, 4,724.26 and 1,742.84 is: 2,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.29 : 4,724.26 = 1,742.84 : x
  2. Step 2: Convert to fraction form
    3,148.29/4,724.26 = 1,742.84/x
  3. Step 3: Cross multiply
    3,148.29x = 4,724.26 × 1,742.84
  4. Step 4: Simplify right side
    3,148.29x = 8,233,636.75
  5. Step 5: Solve for x
    x = 8,233,636.75/3,148.29
  6. Step 6: Final answer
    x = 2,615.27

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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.