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Finding the Fourth Proportional to 11,873.26, 17,809.26 and 4,477.24

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Solution

The fourth proportional to 11,873.26, 17,809.26 and 4,477.24 is: 6,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.26 : 17,809.26 = 4,477.24 : x
  2. Step 2: Convert to fraction form
    11,873.26/17,809.26 = 4,477.24/x
  3. Step 3: Cross multiply
    11,873.26x = 17,809.26 × 4,477.24
  4. Step 4: Simplify right side
    11,873.26x = 79,736,331.24
  5. Step 5: Solve for x
    x = 79,736,331.24/11,873.26
  6. Step 6: Final answer
    x = 6,715.62

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1.5x scale

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.