Home / 4,668.21-7,001.91-1,381.14

Finding the Fourth Proportional to 4,668.21, 7,001.91 and 1,381.14

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Solution

The fourth proportional to 4,668.21, 7,001.91 and 1,381.14 is: 2,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.21 : 7,001.91 = 1,381.14 : x
  2. Step 2: Convert to fraction form
    4,668.21/7,001.91 = 1,381.14/x
  3. Step 3: Cross multiply
    4,668.21x = 7,001.91 × 1,381.14
  4. Step 4: Simplify right side
    4,668.21x = 9,670,617.98
  5. Step 5: Solve for x
    x = 9,670,617.98/4,668.21
  6. Step 6: Final answer
    x = 2,071.59

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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.