Home / 9,431.29-14,148.74-3,587.43

Finding the Fourth Proportional to 9,431.29, 14,148.74 and 3,587.43

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Solution

The fourth proportional to 9,431.29, 14,148.74 and 3,587.43 is: 5,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.29 : 14,148.74 = 3,587.43 : x
  2. Step 2: Convert to fraction form
    9,431.29/14,148.74 = 3,587.43/x
  3. Step 3: Cross multiply
    9,431.29x = 14,148.74 × 3,587.43
  4. Step 4: Simplify right side
    9,431.29x = 50,757,623.31
  5. Step 5: Solve for x
    x = 50,757,623.31/9,431.29
  6. Step 6: Final answer
    x = 5,381.83

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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.