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Finding the Fourth Proportional to 8,782.54, 13,165.81 and 3,232.01

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Solution

The fourth proportional to 8,782.54, 13,165.81 and 3,232.01 is: 4,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.54 : 13,165.81 = 3,232.01 : x
  2. Step 2: Convert to fraction form
    8,782.54/13,165.81 = 3,232.01/x
  3. Step 3: Cross multiply
    8,782.54x = 13,165.81 × 3,232.01
  4. Step 4: Simplify right side
    8,782.54x = 42,552,054.41
  5. Step 5: Solve for x
    x = 42,552,054.41/8,782.54
  6. Step 6: Final answer
    x = 4,845.08

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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.