Home / 4,124.75-5,692.16-2,261.79

Finding the Fourth Proportional to 4,124.75, 5,692.16 and 2,261.79

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Solution

The fourth proportional to 4,124.75, 5,692.16 and 2,261.79 is: 3,121.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.75 : 5,692.16 = 2,261.79 : x
  2. Step 2: Convert to fraction form
    4,124.75/5,692.16 = 2,261.79/x
  3. Step 3: Cross multiply
    4,124.75x = 5,692.16 × 2,261.79
  4. Step 4: Simplify right side
    4,124.75x = 12,874,459.26
  5. Step 5: Solve for x
    x = 12,874,459.26/4,124.75
  6. Step 6: Final answer
    x = 3,121.27

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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.