Home / 11,847.51-17,758.91-4,824.47

Finding the Fourth Proportional to 11,847.51, 17,758.91 and 4,824.47

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Solution

The fourth proportional to 11,847.51, 17,758.91 and 4,824.47 is: 7,231.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.51 : 17,758.91 = 4,824.47 : x
  2. Step 2: Convert to fraction form
    11,847.51/17,758.91 = 4,824.47/x
  3. Step 3: Cross multiply
    11,847.51x = 17,758.91 × 4,824.47
  4. Step 4: Simplify right side
    11,847.51x = 85,677,384.99
  5. Step 5: Solve for x
    x = 85,677,384.99/11,847.51
  6. Step 6: Final answer
    x = 7,231.68

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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.