Home / 4,823.40-7,229.70-2,744.40

Finding the Fourth Proportional to 4,823.40, 7,229.70 and 2,744.40

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Solution

The fourth proportional to 4,823.40, 7,229.70 and 2,744.40 is: 4,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.40 : 7,229.70 = 2,744.40 : x
  2. Step 2: Convert to fraction form
    4,823.40/7,229.70 = 2,744.40/x
  3. Step 3: Cross multiply
    4,823.40x = 7,229.70 × 2,744.40
  4. Step 4: Simplify right side
    4,823.40x = 19,841,188.68
  5. Step 5: Solve for x
    x = 19,841,188.68/4,823.40
  6. Step 6: Final answer
    x = 4,113.53

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1.5x scale

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.