Home / 4,885.16-6,741.96-2,789.96

Finding the Fourth Proportional to 4,885.16, 6,741.96 and 2,789.96

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Solution

The fourth proportional to 4,885.16, 6,741.96 and 2,789.96 is: 3,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.16 : 6,741.96 = 2,789.96 : x
  2. Step 2: Convert to fraction form
    4,885.16/6,741.96 = 2,789.96/x
  3. Step 3: Cross multiply
    4,885.16x = 6,741.96 × 2,789.96
  4. Step 4: Simplify right side
    4,885.16x = 18,809,798.72
  5. Step 5: Solve for x
    x = 18,809,798.72/4,885.16
  6. Step 6: Final answer
    x = 3,850.40

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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.