Home / 4,015.29-5,543.33-2,757.09

Finding the Fourth Proportional to 4,015.29, 5,543.33 and 2,757.09

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Solution

The fourth proportional to 4,015.29, 5,543.33 and 2,757.09 is: 3,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.29 : 5,543.33 = 2,757.09 : x
  2. Step 2: Convert to fraction form
    4,015.29/5,543.33 = 2,757.09/x
  3. Step 3: Cross multiply
    4,015.29x = 5,543.33 × 2,757.09
  4. Step 4: Simplify right side
    4,015.29x = 15,283,459.71
  5. Step 5: Solve for x
    x = 15,283,459.71/4,015.29
  6. Step 6: Final answer
    x = 3,806.32

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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.