Home / 6,290.27-9,431.75-2,588.31

Finding the Fourth Proportional to 6,290.27, 9,431.75 and 2,588.31

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Solution

The fourth proportional to 6,290.27, 9,431.75 and 2,588.31 is: 3,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.27 : 9,431.75 = 2,588.31 : x
  2. Step 2: Convert to fraction form
    6,290.27/9,431.75 = 2,588.31/x
  3. Step 3: Cross multiply
    6,290.27x = 9,431.75 × 2,588.31
  4. Step 4: Simplify right side
    6,290.27x = 24,412,292.84
  5. Step 5: Solve for x
    x = 24,412,292.84/6,290.27
  6. Step 6: Final answer
    x = 3,880.96

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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.