Home / 4,190.10-6,285-1,692.36

Finding the Fourth Proportional to 4,190.10, 6,285 and 1,692.36

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Solution

The fourth proportional to 4,190.10, 6,285 and 1,692.36 is: 2,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.10 : 6,285 = 1,692.36 : x
  2. Step 2: Convert to fraction form
    4,190.10/6,285 = 1,692.36/x
  3. Step 3: Cross multiply
    4,190.10x = 6,285 × 1,692.36
  4. Step 4: Simplify right side
    4,190.10x = 10,636,482.60
  5. Step 5: Solve for x
    x = 10,636,482.60/4,190.10
  6. Step 6: Final answer
    x = 2,538.48

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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.