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Finding the Fourth Proportional to 4,905.00, 7,353.40 and 2,274.39

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Solution

The fourth proportional to 4,905.00, 7,353.40 and 2,274.39 is: 3,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.00 : 7,353.40 = 2,274.39 : x
  2. Step 2: Convert to fraction form
    4,905.00/7,353.40 = 2,274.39/x
  3. Step 3: Cross multiply
    4,905.00x = 7,353.40 × 2,274.39
  4. Step 4: Simplify right side
    4,905.00x = 16,724,459.41
  5. Step 5: Solve for x
    x = 16,724,459.41/4,905.00
  6. Step 6: Final answer
    x = 3,409.67

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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.