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Finding the Fourth Proportional to 11,585.56, 17,373.48 and 4,564.48

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Solution

The fourth proportional to 11,585.56, 17,373.48 and 4,564.48 is: 6,844.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.56 : 17,373.48 = 4,564.48 : x
  2. Step 2: Convert to fraction form
    11,585.56/17,373.48 = 4,564.48/x
  3. Step 3: Cross multiply
    11,585.56x = 17,373.48 × 4,564.48
  4. Step 4: Simplify right side
    11,585.56x = 79,300,901.99
  5. Step 5: Solve for x
    x = 79,300,901.99/11,585.56
  6. Step 6: Final answer
    x = 6,844.81

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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.