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Finding the Fourth Proportional to 8,969.67, 13,448.01 and 4,583.79

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Solution

The fourth proportional to 8,969.67, 13,448.01 and 4,583.79 is: 6,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969.67 : 13,448.01 = 4,583.79 : x
  2. Step 2: Convert to fraction form
    8,969.67/13,448.01 = 4,583.79/x
  3. Step 3: Cross multiply
    8,969.67x = 13,448.01 × 4,583.79
  4. Step 4: Simplify right side
    8,969.67x = 61,642,853.76
  5. Step 5: Solve for x
    x = 61,642,853.76/8,969.67
  6. Step 6: Final answer
    x = 6,872.37

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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.