Home / 4,005.78-5,527.71-2,237.04

Finding the Fourth Proportional to 4,005.78, 5,527.71 and 2,237.04

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Solution

The fourth proportional to 4,005.78, 5,527.71 and 2,237.04 is: 3,086.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.78 : 5,527.71 = 2,237.04 : x
  2. Step 2: Convert to fraction form
    4,005.78/5,527.71 = 2,237.04/x
  3. Step 3: Cross multiply
    4,005.78x = 5,527.71 × 2,237.04
  4. Step 4: Simplify right side
    4,005.78x = 12,365,708.38
  5. Step 5: Solve for x
    x = 12,365,708.38/4,005.78
  6. Step 6: Final answer
    x = 3,086.97

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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.