Home / 7,473.51-11,207.64-2,207.12

Finding the Fourth Proportional to 7,473.51, 11,207.64 and 2,207.12

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Solution

The fourth proportional to 7,473.51, 11,207.64 and 2,207.12 is: 3,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.51 : 11,207.64 = 2,207.12 : x
  2. Step 2: Convert to fraction form
    7,473.51/11,207.64 = 2,207.12/x
  3. Step 3: Cross multiply
    7,473.51x = 11,207.64 × 2,207.12
  4. Step 4: Simplify right side
    7,473.51x = 24,736,550.36
  5. Step 5: Solve for x
    x = 24,736,550.36/7,473.51
  6. Step 6: Final answer
    x = 3,309.90

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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.