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Finding the Fourth Proportional to 8,373.99, 12,541.73 and 4,668.01

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Solution

The fourth proportional to 8,373.99, 12,541.73 and 4,668.01 is: 6,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.99 : 12,541.73 = 4,668.01 : x
  2. Step 2: Convert to fraction form
    8,373.99/12,541.73 = 4,668.01/x
  3. Step 3: Cross multiply
    8,373.99x = 12,541.73 × 4,668.01
  4. Step 4: Simplify right side
    8,373.99x = 58,544,930.90
  5. Step 5: Solve for x
    x = 58,544,930.90/8,373.99
  6. Step 6: Final answer
    x = 6,991.28

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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.