Home / 7,667.16-11,503.56-3,288.02

Finding the Fourth Proportional to 7,667.16, 11,503.56 and 3,288.02

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Solution

The fourth proportional to 7,667.16, 11,503.56 and 3,288.02 is: 4,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.16 : 11,503.56 = 3,288.02 : x
  2. Step 2: Convert to fraction form
    7,667.16/11,503.56 = 3,288.02/x
  3. Step 3: Cross multiply
    7,667.16x = 11,503.56 × 3,288.02
  4. Step 4: Simplify right side
    7,667.16x = 37,823,935.35
  5. Step 5: Solve for x
    x = 37,823,935.35/7,667.16
  6. Step 6: Final answer
    x = 4,933.24

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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.