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Finding the Fourth Proportional to 8,848.64, 13,274.18 and 3,003.68

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Solution

The fourth proportional to 8,848.64, 13,274.18 and 3,003.68 is: 4,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.64 : 13,274.18 = 3,003.68 : x
  2. Step 2: Convert to fraction form
    8,848.64/13,274.18 = 3,003.68/x
  3. Step 3: Cross multiply
    8,848.64x = 13,274.18 × 3,003.68
  4. Step 4: Simplify right side
    8,848.64x = 39,871,388.98
  5. Step 5: Solve for x
    x = 39,871,388.98/8,848.64
  6. Step 6: Final answer
    x = 4,505.93

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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.