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Finding the Fourth Proportional to 11,265.60, 16,902 and 4,692.48

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Solution

The fourth proportional to 11,265.60, 16,902 and 4,692.48 is: 7,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.60 : 16,902 = 4,692.48 : x
  2. Step 2: Convert to fraction form
    11,265.60/16,902 = 4,692.48/x
  3. Step 3: Cross multiply
    11,265.60x = 16,902 × 4,692.48
  4. Step 4: Simplify right side
    11,265.60x = 79,312,296.96
  5. Step 5: Solve for x
    x = 79,312,296.96/11,265.60
  6. Step 6: Final answer
    x = 7,040.22

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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.