Home / 4,885.36-6,741.77-2,789.49

Finding the Fourth Proportional to 4,885.36, 6,741.77 and 2,789.49

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Solution

The fourth proportional to 4,885.36, 6,741.77 and 2,789.49 is: 3,849.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.36 : 6,741.77 = 2,789.49 : x
  2. Step 2: Convert to fraction form
    4,885.36/6,741.77 = 2,789.49/x
  3. Step 3: Cross multiply
    4,885.36x = 6,741.77 × 2,789.49
  4. Step 4: Simplify right side
    4,885.36x = 18,806,100.00
  5. Step 5: Solve for x
    x = 18,806,100.00/4,885.36
  6. Step 6: Final answer
    x = 3,849.48

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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.