Home / 3,207.74-4,426.50-2,071.42

Finding the Fourth Proportional to 3,207.74, 4,426.50 and 2,071.42

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Solution

The fourth proportional to 3,207.74, 4,426.50 and 2,071.42 is: 2,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.74 : 4,426.50 = 2,071.42 : x
  2. Step 2: Convert to fraction form
    3,207.74/4,426.50 = 2,071.42/x
  3. Step 3: Cross multiply
    3,207.74x = 4,426.50 × 2,071.42
  4. Step 4: Simplify right side
    3,207.74x = 9,169,140.63
  5. Step 5: Solve for x
    x = 9,169,140.63/3,207.74
  6. Step 6: Final answer
    x = 2,858.44

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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.