Home / 4,215.82-6,328.62-2,271.82

Finding the Fourth Proportional to 4,215.82, 6,328.62 and 2,271.82

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Solution

The fourth proportional to 4,215.82, 6,328.62 and 2,271.82 is: 3,410.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.82 : 6,328.62 = 2,271.82 : x
  2. Step 2: Convert to fraction form
    4,215.82/6,328.62 = 2,271.82/x
  3. Step 3: Cross multiply
    4,215.82x = 6,328.62 × 2,271.82
  4. Step 4: Simplify right side
    4,215.82x = 14,377,485.49
  5. Step 5: Solve for x
    x = 14,377,485.49/4,215.82
  6. Step 6: Final answer
    x = 3,410.37

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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.