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Finding the Fourth Proportional to 7,995.36, 11,993.06 and 3,066.51

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Solution

The fourth proportional to 7,995.36, 11,993.06 and 3,066.51 is: 4,599.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.36 : 11,993.06 = 3,066.51 : x
  2. Step 2: Convert to fraction form
    7,995.36/11,993.06 = 3,066.51/x
  3. Step 3: Cross multiply
    7,995.36x = 11,993.06 × 3,066.51
  4. Step 4: Simplify right side
    7,995.36x = 36,776,846.09
  5. Step 5: Solve for x
    x = 36,776,846.09/7,995.36
  6. Step 6: Final answer
    x = 4,599.77

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Double scale
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Similar ratio
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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.