Home / 4,885.75-6,742.58-2,677.75

Finding the Fourth Proportional to 4,885.75, 6,742.58 and 2,677.75

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Solution

The fourth proportional to 4,885.75, 6,742.58 and 2,677.75 is: 3,695.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.75 : 6,742.58 = 2,677.75 : x
  2. Step 2: Convert to fraction form
    4,885.75/6,742.58 = 2,677.75/x
  3. Step 3: Cross multiply
    4,885.75x = 6,742.58 × 2,677.75
  4. Step 4: Simplify right side
    4,885.75x = 18,054,930.21
  5. Step 5: Solve for x
    x = 18,054,930.21/4,885.75
  6. Step 6: Final answer
    x = 3,695.43

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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.