Home / 4,394.51-6,592.13-1,431.80

Finding the Fourth Proportional to 4,394.51, 6,592.13 and 1,431.80

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Solution

The fourth proportional to 4,394.51, 6,592.13 and 1,431.80 is: 2,147.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.51 : 6,592.13 = 1,431.80 : x
  2. Step 2: Convert to fraction form
    4,394.51/6,592.13 = 1,431.80/x
  3. Step 3: Cross multiply
    4,394.51x = 6,592.13 × 1,431.80
  4. Step 4: Simplify right side
    4,394.51x = 9,438,611.73
  5. Step 5: Solve for x
    x = 9,438,611.73/4,394.51
  6. Step 6: Final answer
    x = 2,147.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.