Home / 4,007.67-5,523.98-2,680.89

Finding the Fourth Proportional to 4,007.67, 5,523.98 and 2,680.89

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Solution

The fourth proportional to 4,007.67, 5,523.98 and 2,680.89 is: 3,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.67 : 5,523.98 = 2,680.89 : x
  2. Step 2: Convert to fraction form
    4,007.67/5,523.98 = 2,680.89/x
  3. Step 3: Cross multiply
    4,007.67x = 5,523.98 × 2,680.89
  4. Step 4: Simplify right side
    4,007.67x = 14,809,169.34
  5. Step 5: Solve for x
    x = 14,809,169.34/4,007.67
  6. Step 6: Final answer
    x = 3,695.21

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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.