Home / 4,636.75-6,398.72-2,540.88

Finding the Fourth Proportional to 4,636.75, 6,398.72 and 2,540.88

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Solution

The fourth proportional to 4,636.75, 6,398.72 and 2,540.88 is: 3,506.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.75 : 6,398.72 = 2,540.88 : x
  2. Step 2: Convert to fraction form
    4,636.75/6,398.72 = 2,540.88/x
  3. Step 3: Cross multiply
    4,636.75x = 6,398.72 × 2,540.88
  4. Step 4: Simplify right side
    4,636.75x = 16,258,379.67
  5. Step 5: Solve for x
    x = 16,258,379.67/4,636.75
  6. Step 6: Final answer
    x = 3,506.42

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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.