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Finding the Fourth Proportional to 8,873.30, 13,305.30 and 2,632.45

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Solution

The fourth proportional to 8,873.30, 13,305.30 and 2,632.45 is: 3,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.30 : 13,305.30 = 2,632.45 : x
  2. Step 2: Convert to fraction form
    8,873.30/13,305.30 = 2,632.45/x
  3. Step 3: Cross multiply
    8,873.30x = 13,305.30 × 2,632.45
  4. Step 4: Simplify right side
    8,873.30x = 35,025,536.99
  5. Step 5: Solve for x
    x = 35,025,536.99/8,873.30
  6. Step 6: Final answer
    x = 3,947.30

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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.