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Finding the Fourth Proportional to 11,482.83, 17,213.31 and 4,899.96

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Solution

The fourth proportional to 11,482.83, 17,213.31 and 4,899.96 is: 7,345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,482.83 : 17,213.31 = 4,899.96 : x
  2. Step 2: Convert to fraction form
    11,482.83/17,213.31 = 4,899.96/x
  3. Step 3: Cross multiply
    11,482.83x = 17,213.31 × 4,899.96
  4. Step 4: Simplify right side
    11,482.83x = 84,344,530.47
  5. Step 5: Solve for x
    x = 84,344,530.47/11,482.83
  6. Step 6: Final answer
    x = 7,345.27

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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.