Home / 4,814.76-7,222.09-1,527.89

Finding the Fourth Proportional to 4,814.76, 7,222.09 and 1,527.89

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Solution

The fourth proportional to 4,814.76, 7,222.09 and 1,527.89 is: 2,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.76 : 7,222.09 = 1,527.89 : x
  2. Step 2: Convert to fraction form
    4,814.76/7,222.09 = 1,527.89/x
  3. Step 3: Cross multiply
    4,814.76x = 7,222.09 × 1,527.89
  4. Step 4: Simplify right side
    4,814.76x = 11,034,519.16
  5. Step 5: Solve for x
    x = 11,034,519.16/4,814.76
  6. Step 6: Final answer
    x = 2,291.81

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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.