Home / 3,071.46-4,237.27-2,076.38

Finding the Fourth Proportional to 3,071.46, 4,237.27 and 2,076.38

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Solution

The fourth proportional to 3,071.46, 4,237.27 and 2,076.38 is: 2,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.46 : 4,237.27 = 2,076.38 : x
  2. Step 2: Convert to fraction form
    3,071.46/4,237.27 = 2,076.38/x
  3. Step 3: Cross multiply
    3,071.46x = 4,237.27 × 2,076.38
  4. Step 4: Simplify right side
    3,071.46x = 8,798,182.68
  5. Step 5: Solve for x
    x = 8,798,182.68/3,071.46
  6. Step 6: Final answer
    x = 2,864.50

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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.