Home / 7,389.14-11,066.09-4,262.61

Finding the Fourth Proportional to 7,389.14, 11,066.09 and 4,262.61

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Solution

The fourth proportional to 7,389.14, 11,066.09 and 4,262.61 is: 6,383.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.14 : 11,066.09 = 4,262.61 : x
  2. Step 2: Convert to fraction form
    7,389.14/11,066.09 = 4,262.61/x
  3. Step 3: Cross multiply
    7,389.14x = 11,066.09 × 4,262.61
  4. Step 4: Simplify right side
    7,389.14x = 47,170,425.89
  5. Step 5: Solve for x
    x = 47,170,425.89/7,389.14
  6. Step 6: Final answer
    x = 6,383.75

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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.