Home / 4,180.98-5,769.72-2,412.55

Finding the Fourth Proportional to 4,180.98, 5,769.72 and 2,412.55

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Solution

The fourth proportional to 4,180.98, 5,769.72 and 2,412.55 is: 3,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.98 : 5,769.72 = 2,412.55 : x
  2. Step 2: Convert to fraction form
    4,180.98/5,769.72 = 2,412.55/x
  3. Step 3: Cross multiply
    4,180.98x = 5,769.72 × 2,412.55
  4. Step 4: Simplify right side
    4,180.98x = 13,919,737.99
  5. Step 5: Solve for x
    x = 13,919,737.99/4,180.98
  6. Step 6: Final answer
    x = 3,329.30

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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.