Home / 1,850.72-2,776.60-1,523.19

Finding the Fourth Proportional to 1,850.72, 2,776.60 and 1,523.19

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Solution

The fourth proportional to 1,850.72, 2,776.60 and 1,523.19 is: 2,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.72 : 2,776.60 = 1,523.19 : x
  2. Step 2: Convert to fraction form
    1,850.72/2,776.60 = 1,523.19/x
  3. Step 3: Cross multiply
    1,850.72x = 2,776.60 × 1,523.19
  4. Step 4: Simplify right side
    1,850.72x = 4,229,289.35
  5. Step 5: Solve for x
    x = 4,229,289.35/1,850.72
  6. Step 6: Final answer
    x = 2,285.21

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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.