Home / 3,255.43-4,885.77-1,695.91

Finding the Fourth Proportional to 3,255.43, 4,885.77 and 1,695.91

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Solution

The fourth proportional to 3,255.43, 4,885.77 and 1,695.91 is: 2,545.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.43 : 4,885.77 = 1,695.91 : x
  2. Step 2: Convert to fraction form
    3,255.43/4,885.77 = 1,695.91/x
  3. Step 3: Cross multiply
    3,255.43x = 4,885.77 × 1,695.91
  4. Step 4: Simplify right side
    3,255.43x = 8,285,826.20
  5. Step 5: Solve for x
    x = 8,285,826.20/3,255.43
  6. Step 6: Final answer
    x = 2,545.23

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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.