Home / 9,234.78-12,743.97-5,043

Finding the Fourth Proportional to 9,234.78, 12,743.97 and 5,043

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Solution

The fourth proportional to 9,234.78, 12,743.97 and 5,043 is: 6,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.78 : 12,743.97 = 5,043 : x
  2. Step 2: Convert to fraction form
    9,234.78/12,743.97 = 5,043/x
  3. Step 3: Cross multiply
    9,234.78x = 12,743.97 × 5,043
  4. Step 4: Simplify right side
    9,234.78x = 64,267,840.71
  5. Step 5: Solve for x
    x = 64,267,840.71/9,234.78
  6. Step 6: Final answer
    x = 6,959.33

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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.