Home / 3,240.86-4,853.97-2,271.29

Finding the Fourth Proportional to 3,240.86, 4,853.97 and 2,271.29

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Solution

The fourth proportional to 3,240.86, 4,853.97 and 2,271.29 is: 3,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.86 : 4,853.97 = 2,271.29 : x
  2. Step 2: Convert to fraction form
    3,240.86/4,853.97 = 2,271.29/x
  3. Step 3: Cross multiply
    3,240.86x = 4,853.97 × 2,271.29
  4. Step 4: Simplify right side
    3,240.86x = 11,024,773.52
  5. Step 5: Solve for x
    x = 11,024,773.52/3,240.86
  6. Step 6: Final answer
    x = 3,401.80

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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.