Home / 4,055.38-6,074.94-1,861.09

Finding the Fourth Proportional to 4,055.38, 6,074.94 and 1,861.09

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Solution

The fourth proportional to 4,055.38, 6,074.94 and 1,861.09 is: 2,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.38 : 6,074.94 = 1,861.09 : x
  2. Step 2: Convert to fraction form
    4,055.38/6,074.94 = 1,861.09/x
  3. Step 3: Cross multiply
    4,055.38x = 6,074.94 × 1,861.09
  4. Step 4: Simplify right side
    4,055.38x = 11,306,010.08
  5. Step 5: Solve for x
    x = 11,306,010.08/4,055.38
  6. Step 6: Final answer
    x = 2,787.90

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1.5x scale

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.