Home / 2,827.57-4,240.99-1,784.43

Finding the Fourth Proportional to 2,827.57, 4,240.99 and 1,784.43

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Solution

The fourth proportional to 2,827.57, 4,240.99 and 1,784.43 is: 2,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.57 : 4,240.99 = 1,784.43 : x
  2. Step 2: Convert to fraction form
    2,827.57/4,240.99 = 1,784.43/x
  3. Step 3: Cross multiply
    2,827.57x = 4,240.99 × 1,784.43
  4. Step 4: Simplify right side
    2,827.57x = 7,567,749.79
  5. Step 5: Solve for x
    x = 7,567,749.79/2,827.57
  6. Step 6: Final answer
    x = 2,676.41

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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.