Home / 4,181.72-5,774.61-2,692.25

Finding the Fourth Proportional to 4,181.72, 5,774.61 and 2,692.25

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Solution

The fourth proportional to 4,181.72, 5,774.61 and 2,692.25 is: 3,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.72 : 5,774.61 = 2,692.25 : x
  2. Step 2: Convert to fraction form
    4,181.72/5,774.61 = 2,692.25/x
  3. Step 3: Cross multiply
    4,181.72x = 5,774.61 × 2,692.25
  4. Step 4: Simplify right side
    4,181.72x = 15,546,693.77
  5. Step 5: Solve for x
    x = 15,546,693.77/4,181.72
  6. Step 6: Final answer
    x = 3,717.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.