Home / 4,678.67-6,456.51-2,554.25

Finding the Fourth Proportional to 4,678.67, 6,456.51 and 2,554.25

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Solution

The fourth proportional to 4,678.67, 6,456.51 and 2,554.25 is: 3,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.67 : 6,456.51 = 2,554.25 : x
  2. Step 2: Convert to fraction form
    4,678.67/6,456.51 = 2,554.25/x
  3. Step 3: Cross multiply
    4,678.67x = 6,456.51 × 2,554.25
  4. Step 4: Simplify right side
    4,678.67x = 16,491,517.46
  5. Step 5: Solve for x
    x = 16,491,517.46/4,678.67
  6. Step 6: Final answer
    x = 3,524.83

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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.