Home / 3,207.14-4,425.92-1,771.50

Finding the Fourth Proportional to 3,207.14, 4,425.92 and 1,771.50

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Solution

The fourth proportional to 3,207.14, 4,425.92 and 1,771.50 is: 2,444.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.14 : 4,425.92 = 1,771.50 : x
  2. Step 2: Convert to fraction form
    3,207.14/4,425.92 = 1,771.50/x
  3. Step 3: Cross multiply
    3,207.14x = 4,425.92 × 1,771.50
  4. Step 4: Simplify right side
    3,207.14x = 7,840,541.63
  5. Step 5: Solve for x
    x = 7,840,541.63/3,207.14
  6. Step 6: Final answer
    x = 2,444.71

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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.