Home / 11,267.80-16,898.10-4,692.40

Finding the Fourth Proportional to 11,267.80, 16,898.10 and 4,692.40

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Solution

The fourth proportional to 11,267.80, 16,898.10 and 4,692.40 is: 7,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.80 : 16,898.10 = 4,692.40 : x
  2. Step 2: Convert to fraction form
    11,267.80/16,898.10 = 4,692.40/x
  3. Step 3: Cross multiply
    11,267.80x = 16,898.10 × 4,692.40
  4. Step 4: Simplify right side
    11,267.80x = 79,292,644.44
  5. Step 5: Solve for x
    x = 79,292,644.44/11,267.80
  6. Step 6: Final answer
    x = 7,037.10

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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.