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Finding the Fourth Proportional to 11,473.70, 17,207.24 and 3,153.99

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Solution

The fourth proportional to 11,473.70, 17,207.24 and 3,153.99 is: 4,730.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.70 : 17,207.24 = 3,153.99 : x
  2. Step 2: Convert to fraction form
    11,473.70/17,207.24 = 3,153.99/x
  3. Step 3: Cross multiply
    11,473.70x = 17,207.24 × 3,153.99
  4. Step 4: Simplify right side
    11,473.70x = 54,271,447.12
  5. Step 5: Solve for x
    x = 54,271,447.12/11,473.70
  6. Step 6: Final answer
    x = 4,730.08

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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.